{"child_id":1,"school":1,"sex":1,"decimal_age":10,"imd_decile":2,"height":143.8,"mass":36.2,"bmi":17.51,"z_bmi":0.55,"itof_grade":1,"waist_circ":63,"whtr":0.44,"shuttles_20m":21,"wear_time":24,"sed":548.4,"lpa":386,"mpa":15,"vpa":7.4,"mvpa":22.4,"sleep":483.2,"min_in_day":1440}
{"child_id":2,"school":1,"sex":1,"decimal_age":10.6,"imd_decile":2,"height":146.6,"mass":36.1,"bmi":16.8,"z_bmi":0.05,"itof_grade":1,"waist_circ":64,"whtr":0.44,"shuttles_20m":45,"wear_time":23.9,"sed":508.4,"lpa":359.2,"mpa":23.7,"vpa":17,"mvpa":40.7,"sleep":531.7,"min_in_day":1440}
{"child_id":3,"school":1,"sex":0,"decimal_age":9.9,"imd_decile":9,"height":137.4,"mass":27.4,"bmi":14.51,"z_bmi":-1.31,"itof_grade":0,"waist_circ":53,"whtr":0.39,"shuttles_20m":37,"wear_time":23.8,"sed":456.7,"lpa":379.7,"mpa":22.1,"vpa":14,"mvpa":36.1,"sleep":567.5,"min_in_day":1440}
{"child_id":4,"school":1,"sex":0,"decimal_age":10.5,"imd_decile":1,"height":142.8,"mass":54.7,"bmi":26.82,"z_bmi":2.64,"itof_grade":2,"waist_circ":88,"whtr":0.62,"shuttles_20m":9,"wear_time":24,"sed":526.1,"lpa":329.6,"mpa":7.1,"vpa":4.2,"mvpa":11.3,"sleep":573,"min_in_day":1440}
{"child_id":5,"school":1,"sex":0,"decimal_age":10.6,"imd_decile":2,"height":154.7,"mass":76.3,"bmi":31.88,"z_bmi":3.3,"itof_grade":2,"waist_circ":94,"whtr":0.61,"shuttles_20m":11,"wear_time":22.8,"sed":481.4,"lpa":389.1,"mpa":4.2,"vpa":1.2,"mvpa":5.4,"sleep":564,"min_in_day":1440}
{"child_id":6,"school":1,"sex":1,"decimal_age":10.7,"imd_decile":9,"height":144.9,"mass":32.7,"bmi":15.57,"z_bmi":-0.69,"itof_grade":1,"waist_circ":58,"whtr":0.4,"shuttles_20m":27,"wear_time":24,"sed":525.1,"lpa":335.7,"mpa":21.5,"vpa":11,"mvpa":32.5,"sleep":546.7,"min_in_day":1440}
{"child_id":7,"school":1,"sex":1,"decimal_age":9.9,"imd_decile":3,"height":139.9,"mass":32.8,"bmi":16.76,"z_bmi":0.2,"itof_grade":1,"waist_circ":60,"whtr":0.43,"shuttles_20m":13,"wear_time":23.9,"sed":481.2,"lpa":353.8,"mpa":15,"vpa":9.5,"mvpa":24.5,"sleep":580.5,"min_in_day":1440}
{"child_id":8,"school":1,"sex":1,"decimal_age":10.5,"imd_decile":3,"height":134.3,"mass":37.3,"bmi":20.68,"z_bmi":1.61,"itof_grade":2,"waist_circ":67,"whtr":0.5,"shuttles_20m":13,"wear_time":24,"sed":687.4,"lpa":219.9,"mpa":9.2,"vpa":6.6,"mvpa":15.8,"sleep":516.9,"min_in_day":1440}
{"child_id":9,"school":1,"sex":0,"decimal_age":10,"imd_decile":3,"height":147.2,"mass":46.5,"bmi":21.46,"z_bmi":1.63,"itof_grade":2,"waist_circ":70,"whtr":0.48,"shuttles_20m":22,"wear_time":23.8,"sed":444.3,"lpa":410.2,"mpa":23.3,"vpa":21.2,"mvpa":44.5,"sleep":541,"min_in_day":1440}
{"child_id":10,"school":1,"sex":1,"decimal_age":9.8,"imd_decile":2,"height":146.9,"mass":36.8,"bmi":17.05,"z_bmi":0.38,"itof_grade":1,"waist_circ":67,"whtr":0.46,"shuttles_20m":19,"wear_time":23.6,"sed":620,"lpa":257,"mpa":8.5,"vpa":4.8,"mvpa":13.3,"sleep":549.7,"min_in_day":1440}
{"child_id":11,"school":1,"sex":0,"decimal_age":9.8,"imd_decile":6,"height":136.7,"mass":43.3,"bmi":23.17,"z_bmi":2.09,"itof_grade":2,"waist_circ":71,"whtr":0.52,"shuttles_20m":17,"wear_time":23.3,"sed":561.8,"lpa":318.2,"mpa":7.1,"vpa":4.9,"mvpa":12,"sleep":548,"min_in_day":1440}
{"child_id":12,"school":1,"sex":0,"decimal_age":10.1,"imd_decile":1,"height":139.6,"mass":31.1,"bmi":15.96,"z_bmi":-0.49,"itof_grade":1,"waist_circ":58,"whtr":0.42,"shuttles_20m":12,"wear_time":24,"sed":541.5,"lpa":399.8,"mpa":15,"vpa":7,"mvpa":22,"sleep":476.7,"min_in_day":1440}
{"child_id":13,"school":1,"sex":1,"decimal_age":10.3,"imd_decile":2,"height":155,"mass":68.2,"bmi":28.39,"z_bmi":3.1,"itof_grade":2,"waist_circ":93,"whtr":0.6,"shuttles_20m":11,"wear_time":23.9,"sed":666.4,"lpa":260.4,"mpa":3.6,"vpa":2.1,"mvpa":5.6,"sleep":507.6,"min_in_day":1440}
{"child_id":14,"school":1,"sex":1,"decimal_age":9.7,"imd_decile":1,"height":136.7,"mass":33.2,"bmi":17.77,"z_bmi":0.73,"itof_grade":1,"waist_circ":62,"whtr":0.45,"shuttles_20m":30,"wear_time":22.8,"sed":448.4,"lpa":405.6,"mpa":20.2,"vpa":12.3,"mvpa":32.4,"sleep":553.6,"min_in_day":1440}
{"child_id":15,"school":1,"sex":1,"decimal_age":10.7,"imd_decile":1,"height":146.4,"mass":42.5,"bmi":19.83,"z_bmi":1.3,"itof_grade":1,"waist_circ":65,"whtr":0.44,"shuttles_20m":46,"wear_time":23.8,"sed":517.9,"lpa":314.5,"mpa":36.5,"vpa":28.3,"mvpa":64.8,"sleep":542.8,"min_in_day":1440}
{"child_id":16,"school":1,"sex":0,"decimal_age":10,"imd_decile":1,"height":139,"mass":27.1,"bmi":14.03,"z_bmi":-1.67,"itof_grade":0,"waist_circ":53,"whtr":0.38,"shuttles_20m":23,"wear_time":24,"sed":540.5,"lpa":297.5,"mpa":23.5,"vpa":18.3,"mvpa":41.8,"sleep":560.3,"min_in_day":1440}
{"child_id":17,"school":1,"sex":0,"decimal_age":10.5,"imd_decile":1,"height":134.9,"mass":31.3,"bmi":17.2,"z_bmi":0.02,"itof_grade":1,"waist_circ":63,"whtr":0.47,"shuttles_20m":38,"wear_time":23.9,"sed":502.6,"lpa":367.8,"mpa":17,"vpa":5.6,"mvpa":22.6,"sleep":547.1,"min_in_day":1440}
{"child_id":18,"school":1,"sex":0,"decimal_age":9.8,"imd_decile":1,"height":134.3,"mass":44.4,"bmi":24.62,"z_bmi":2.39,"itof_grade":2,"waist_circ":73,"whtr":0.54,"shuttles_20m":11,"wear_time":19,"sed":458.6,"lpa":403.8,"mpa":12.9,"vpa":5,"mvpa":17.9,"sleep":559.7,"min_in_day":1440}
{"child_id":19,"school":1,"sex":1,"decimal_age":10.4,"imd_decile":2,"height":142.5,"mass":36.4,"bmi":17.93,"z_bmi":0.65,"itof_grade":1,"waist_circ":64,"whtr":0.45,"shuttles_20m":13,"wear_time":22.8,"sed":694.8,"lpa":205.2,"mpa":8.9,"vpa":4.7,"mvpa":13.6,"sleep":526.4,"min_in_day":1440}
{"child_id":20,"school":1,"sex":0,"decimal_age":10.5,"imd_decile":1,"height":127.5,"mass":41.9,"bmi":25.77,"z_bmi":2.47,"itof_grade":2,"waist_circ":83,"whtr":0.65,"shuttles_20m":3,"wear_time":23.8,"sed":519.1,"lpa":289.6,"mpa":4.4,"vpa":2.2,"mvpa":6.7,"sleep":624.7,"min_in_day":1440}
{"child_id":21,"school":1,"sex":1,"decimal_age":10.5,"imd_decile":3,"height":132.3,"mass":33.6,"bmi":19.2,"z_bmi":1.13,"itof_grade":1,"waist_circ":66,"whtr":0.5,"shuttles_20m":10,"wear_time":22.3,"sed":614,"lpa":326.2,"mpa":8.4,"vpa":4,"mvpa":12.4,"sleep":487.4,"min_in_day":1440}
{"child_id":22,"school":1,"sex":0,"decimal_age":9.8,"imd_decile":3,"height":145,"mass":30.7,"bmi":14.6,"z_bmi":-1.23,"itof_grade":1,"waist_circ":59,"whtr":0.41,"shuttles_20m":27,"wear_time":23.9,"sed":434.1,"lpa":408.5,"mpa":12.8,"vpa":4.2,"mvpa":17.1,"sleep":580.3,"min_in_day":1440}
{"child_id":23,"school":1,"sex":1,"decimal_age":10.6,"imd_decile":1,"height":143.3,"mass":32.2,"bmi":15.68,"z_bmi":-0.6,"itof_grade":1,"waist_circ":57,"whtr":0.4,"shuttles_20m":46,"wear_time":22.8,"sed":678.7,"lpa":236.2,"mpa":16.3,"vpa":8.7,"mvpa":25,"sleep":500.2,"min_in_day":1440}
{"child_id":24,"school":1,"sex":0,"decimal_age":10.3,"imd_decile":3,"height":138.2,"mass":31.6,"bmi":16.55,"z_bmi":-0.26,"itof_grade":1,"waist_circ":58,"whtr":0.42,"shuttles_20m":52,"wear_time":22.1,"sed":557.9,"lpa":314.6,"mpa":9.5,"vpa":7.6,"mvpa":17.1,"sleep":550.3,"min_in_day":1440}
{"child_id":25,"school":1,"sex":0,"decimal_age":10.3,"imd_decile":3,"height":141.9,"mass":37.2,"bmi":18.47,"z_bmi":0.61,"itof_grade":1,"waist_circ":56,"whtr":0.39,"shuttles_20m":29,"wear_time":24,"sed":497.4,"lpa":366.3,"mpa":12.9,"vpa":11.1,"mvpa":24,"sleep":552.3,"min_in_day":1440}
{"child_id":26,"school":1,"sex":0,"decimal_age":9.8,"imd_decile":2,"height":137.2,"mass":35.5,"bmi":18.86,"z_bmi":0.86,"itof_grade":1,"waist_circ":73,"whtr":0.53,"shuttles_20m":30,"wear_time":22.4,"sed":527.3,"lpa":398.3,"mpa":18.1,"vpa":8.8,"mvpa":26.9,"sleep":487.5,"min_in_day":1440}
{"child_id":27,"school":1,"sex":1,"decimal_age":9.9,"imd_decile":4,"height":134.2,"mass":25.6,"bmi":14.21,"z_bmi":-1.5,"itof_grade":0,"waist_circ":55,"whtr":0.41,"shuttles_20m":40,"wear_time":23.8,"sed":495.4,"lpa":333.3,"mpa":24,"vpa":21.9,"mvpa":45.9,"sleep":565.4,"min_in_day":1440}
{"child_id":28,"school":1,"sex":0,"decimal_age":10.1,"imd_decile":2,"height":143.2,"mass":41.1,"bmi":20.04,"z_bmi":1.19,"itof_grade":2,"waist_circ":75,"whtr":0.52,"shuttles_20m":12,"wear_time":24,"sed":510.3,"lpa":361.3,"mpa":6.9,"vpa":5.9,"mvpa":12.8,"sleep":555.6,"min_in_day":1440}
{"child_id":29,"school":1,"sex":0,"decimal_age":10.4,"imd_decile":3,"height":154.3,"mass":55.3,"bmi":23.23,"z_bmi":1.97,"itof_grade":2,"waist_circ":78,"whtr":0.51,"shuttles_20m":13,"wear_time":24,"sed":462,"lpa":405.8,"mpa":9.7,"vpa":4.6,"mvpa":14.3,"sleep":557.8,"min_in_day":1440}
{"child_id":30,"school":1,"sex":0,"decimal_age":10.6,"imd_decile":3,"height":150,"mass":64,"bmi":28.44,"z_bmi":2.89,"itof_grade":2,"waist_circ":89,"whtr":0.59,"shuttles_20m":10,"wear_time":23.8,"sed":542.5,"lpa":359.2,"mpa":6.1,"vpa":2.6,"mvpa":8.7,"sleep":529.5,"min_in_day":1440}
{"child_id":31,"school":1,"sex":0,"decimal_age":10.1,"imd_decile":3,"height":149.1,"mass":59.8,"bmi":26.9,"z_bmi":2.74,"itof_grade":2,"waist_circ":86,"whtr":0.58,"shuttles_20m":21,"wear_time":23.9,"sed":514.5,"lpa":336,"mpa":9.1,"vpa":4.5,"mvpa":13.6,"sleep":576,"min_in_day":1440}
{"child_id":32,"school":1,"sex":1,"decimal_age":10.3,"imd_decile":2,"height":138,"mass":32.5,"bmi":17.07,"z_bmi":0.26,"itof_grade":1,"waist_circ":59,"whtr":0.43,"shuttles_20m":36,"wear_time":23.9,"sed":574.1,"lpa":318,"mpa":17.6,"vpa":15.5,"mvpa":33.1,"sleep":514.8,"min_in_day":1440}
{"child_id":33,"school":1,"sex":1,"decimal_age":10,"imd_decile":1,"height":131.1,"mass":29,"bmi":16.87,"z_bmi":0.24,"itof_grade":1,"waist_circ":62,"whtr":0.47,"shuttles_20m":34,"wear_time":20.4,"sed":480.9,"lpa":357.3,"mpa":22.3,"vpa":24.9,"mvpa":47.2,"sleep":554.6,"min_in_day":1440}
{"child_id":34,"school":1,"sex":0,"decimal_age":10,"imd_decile":2,"height":145,"mass":32.3,"bmi":15.36,"z_bmi":-0.81,"itof_grade":1,"waist_circ":57,"whtr":0.39,"shuttles_20m":29,"wear_time":24,"sed":546.9,"lpa":343.3,"mpa":13.5,"vpa":7,"mvpa":20.5,"sleep":529.3,"min_in_day":1440}
{"child_id":35,"school":1,"sex":0,"decimal_age":10,"imd_decile":2,"height":143.6,"mass":43.9,"bmi":21.29,"z_bmi":1.58,"itof_grade":2,"waist_circ":64,"whtr":0.45,"shuttles_20m":20,"wear_time":24,"sed":557.9,"lpa":296.7,"mpa":11.6,"vpa":7.1,"mvpa":18.7,"sleep":566.7,"min_in_day":1440}
{"child_id":36,"school":1,"sex":1,"decimal_age":10,"imd_decile":3,"height":130.3,"mass":31.5,"bmi":18.55,"z_bmi":0.99,"itof_grade":1,"waist_circ":66,"whtr":0.51,"shuttles_20m":25,"wear_time":23.9,"sed":540.4,"lpa":328.1,"mpa":19.5,"vpa":15.7,"mvpa":35.2,"sleep":536.2,"min_in_day":1440}
{"child_id":37,"school":1,"sex":1,"decimal_age":10.4,"imd_decile":1,"height":137.6,"mass":28.2,"bmi":14.89,"z_bmi":-1.1,"itof_grade":1,"waist_circ":55,"whtr":0.4,"shuttles_20m":39,"wear_time":23.9,"sed":538.9,"lpa":287.5,"mpa":17.5,"vpa":20.7,"mvpa":38.2,"sleep":575.4,"min_in_day":1440}
{"child_id":38,"school":1,"sex":1,"decimal_age":10.2,"imd_decile":1,"height":132.3,"mass":25.6,"bmi":14.63,"z_bmi":-1.24,"itof_grade":0,"waist_circ":53,"whtr":0.4,"shuttles_20m":47,"wear_time":23.8,"sed":438.3,"lpa":375.9,"mpa":41,"vpa":35.9,"mvpa":76.9,"sleep":549,"min_in_day":1440}
{"child_id":39,"school":1,"sex":1,"decimal_age":9.9,"imd_decile":2,"height":141.5,"mass":31.2,"bmi":15.58,"z_bmi":-0.48,"itof_grade":1,"waist_circ":61,"whtr":0.43,"shuttles_20m":21,"wear_time":21.4,"sed":471.9,"lpa":363.3,"mpa":28,"vpa":13.2,"mvpa":41.2,"sleep":563.6,"min_in_day":1440}
{"child_id":40,"school":1,"sex":1,"decimal_age":10.4,"imd_decile":1,"height":140.9,"mass":38.5,"bmi":19.39,"z_bmi":1.22,"itof_grade":1,"waist_circ":61,"whtr":0.43,"shuttles_20m":11,"wear_time":24,"sed":671.7,"lpa":265.2,"mpa":14.7,"vpa":9.9,"mvpa":24.6,"sleep":478.6,"min_in_day":1440}
{"child_id":41,"school":1,"sex":0,"decimal_age":9.8,"imd_decile":2,"height":132.9,"mass":27.5,"bmi":15.57,"z_bmi":-0.64,"itof_grade":1,"waist_circ":59,"whtr":0.44,"shuttles_20m":30,"wear_time":24,"sed":519.7,"lpa":343.8,"mpa":10.1,"vpa":8.8,"mvpa":18.9,"sleep":557.7,"min_in_day":1440}
{"child_id":42,"school":1,"sex":1,"decimal_age":10,"imd_decile":3,"height":141.4,"mass":45.6,"bmi":22.81,"z_bmi":2.25,"itof_grade":2,"waist_circ":77,"whtr":0.54,"shuttles_20m":6,"wear_time":22.8,"sed":622.5,"lpa":260.1,"mpa":6.6,"vpa":2,"mvpa":8.6,"sleep":548.7,"min_in_day":1440}
{"child_id":43,"school":1,"sex":0,"decimal_age":9.7,"imd_decile":1,"height":136.6,"mass":31,"bmi":16.61,"z_bmi":-0.07,"itof_grade":1,"waist_circ":60,"whtr":0.44,"shuttles_20m":20,"wear_time":23,"sed":519,"lpa":354.9,"mpa":13.7,"vpa":8.4,"mvpa":22.1,"sleep":544.1,"min_in_day":1440}
{"child_id":44,"school":1,"sex":0,"decimal_age":9.7,"imd_decile":3,"height":148,"mass":37.6,"bmi":17.17,"z_bmi":0.19,"itof_grade":1,"waist_circ":67,"whtr":0.45,"shuttles_20m":15,"wear_time":23.9,"sed":601,"lpa":297.8,"mpa":6.4,"vpa":2.9,"mvpa":9.3,"sleep":531.9,"min_in_day":1440}
{"child_id":45,"school":1,"sex":1,"decimal_age":10.2,"imd_decile":2,"height":136.3,"mass":27.5,"bmi":14.8,"z_bmi":-1.1,"itof_grade":1,"waist_circ":57,"whtr":0.42,"shuttles_20m":32,"wear_time":24,"sed":473.3,"lpa":362.6,"mpa":26.8,"vpa":14.6,"mvpa":41.4,"sleep":562.7,"min_in_day":1440}
{"child_id":46,"school":1,"sex":0,"decimal_age":9.7,"imd_decile":1,"height":138.9,"mass":32.9,"bmi":17.05,"z_bmi":0.15,"itof_grade":1,"waist_circ":59,"whtr":0.42,"shuttles_20m":35,"wear_time":21.9,"sed":663.9,"lpa":346.2,"mpa":10.2,"vpa":5.6,"mvpa":15.8,"sleep":414,"min_in_day":1440}
{"child_id":47,"school":1,"sex":1,"decimal_age":10.1,"imd_decile":3,"height":145.2,"mass":55.5,"bmi":26.32,"z_bmi":2.86,"itof_grade":2,"waist_circ":82,"whtr":0.56,"shuttles_20m":14,"wear_time":23.6,"sed":505.7,"lpa":363.6,"mpa":14.1,"vpa":6,"mvpa":20.1,"sleep":550.6,"min_in_day":1440}
{"child_id":48,"school":1,"sex":0,"decimal_age":10.3,"imd_decile":1,"height":139.8,"mass":38.9,"bmi":19.9,"z_bmi":1.1,"itof_grade":1,"waist_circ":65,"whtr":0.46,"shuttles_20m":21,"wear_time":23.5,"sed":521.5,"lpa":310,"mpa":12.7,"vpa":10.5,"mvpa":23.2,"sleep":585.3,"min_in_day":1440}
{"child_id":49,"school":1,"sex":1,"decimal_age":10,"imd_decile":3,"height":139.2,"mass":36.6,"bmi":18.89,"z_bmi":1.14,"itof_grade":1,"waist_circ":66,"whtr":0.47,"shuttles_20m":27,"wear_time":24,"sed":516.1,"lpa":410.8,"mpa":17.3,"vpa":12.3,"mvpa":29.5,"sleep":483.7,"min_in_day":1440}
{"child_id":50,"school":1,"sex":1,"decimal_age":10.3,"imd_decile":1,"height":130.2,"mass":25.6,"bmi":15.1,"z_bmi":-0.91,"itof_grade":1,"waist_circ":56,"whtr":0.43,"shuttles_20m":18,"wear_time":24,"sed":613.8,"lpa":218.7,"mpa":10.9,"vpa":11.2,"mvpa":22.1,"sleep":585.4,"min_in_day":1440}
{"child_id":51,"school":1,"sex":1,"decimal_age":10.1,"imd_decile":2,"height":136.9,"mass":26.8,"bmi":14.3,"z_bmi":-1.48,"itof_grade":0,"waist_circ":57,"whtr":0.42,"shuttles_20m":16,"wear_time":23.9,"sed":527,"lpa":317.8,"mpa":16.5,"vpa":13.9,"mvpa":30.4,"sleep":564.8,"min_in_day":1440}
{"child_id":52,"school":1,"sex":1,"decimal_age":9.9,"imd_decile":1,"height":144.5,"mass":37.6,"bmi":18.01,"z_bmi":0.79,"itof_grade":1,"waist_circ":66,"whtr":0.46,"shuttles_20m":39,"wear_time":23.2,"sed":487.3,"lpa":302.3,"mpa":20.6,"vpa":21.9,"mvpa":42.5,"sleep":607.9,"min_in_day":1440}
{"child_id":53,"school":1,"sex":1,"decimal_age":10.5,"imd_decile":3,"height":159,"mass":60.2,"bmi":23.81,"z_bmi":2.36,"itof_grade":2,"waist_circ":77,"whtr":0.48,"shuttles_20m":5,"wear_time":23.8,"sed":639.8,"lpa":230.5,"mpa":6.9,"vpa":4,"mvpa":10.9,"sleep":558.7,"min_in_day":1440}
{"child_id":54,"school":1,"sex":1,"decimal_age":10.7,"imd_decile":6,"height":147,"mass":37.5,"bmi":17.35,"z_bmi":0.31,"itof_grade":1,"waist_circ":63,"whtr":0.43,"shuttles_20m":50,"wear_time":23.6,"sed":509,"lpa":330.3,"mpa":21.1,"vpa":13.7,"mvpa":34.9,"sleep":565.9,"min_in_day":1440}
{"child_id":55,"school":2,"sex":1,"decimal_age":10.2,"imd_decile":2,"height":143.6,"mass":45.8,"bmi":22.21,"z_bmi":2.08,"waist_circ":72,"whtr":0.5,"shuttles_20m":20,"wear_time":24,"sed":359.2,"lpa":445.3,"mpa":41,"vpa":26.9,"mvpa":67.9,"sleep":567.6,"min_in_day":1440}
{"child_id":56,"school":2,"sex":0,"decimal_age":10.3,"imd_decile":1,"height":137,"mass":29.5,"bmi":15.72,"z_bmi":-0.7,"itof_grade":1,"waist_circ":50,"whtr":0.36,"shuttles_20m":27,"wear_time":24,"sed":596.3,"lpa":290.8,"mpa":10.5,"vpa":8.5,"mvpa":18.9,"sleep":534,"min_in_day":1440}
{"child_id":57,"school":2,"sex":1,"decimal_age":10.4,"imd_decile":2,"height":148.4,"mass":35.1,"bmi":15.94,"z_bmi":-0.37,"itof_grade":1,"waist_circ":61,"whtr":0.41,"shuttles_20m":60,"wear_time":23.8,"sed":531.4,"lpa":306.7,"mpa":31.9,"vpa":23.8,"mvpa":55.6,"sleep":546.2,"min_in_day":1440}
{"child_id":58,"school":2,"sex":0,"decimal_age":9.8,"imd_decile":1,"height":137.5,"mass":30.1,"bmi":15.92,"z_bmi":-0.45,"itof_grade":1,"waist_circ":55,"whtr":0.4,"shuttles_20m":36,"wear_time":24,"sed":461.1,"lpa":372,"mpa":18.3,"vpa":15.3,"mvpa":33.5,"sleep":573.4,"min_in_day":1440}
{"child_id":59,"school":2,"sex":0,"decimal_age":9.8,"imd_decile":1,"height":134.8,"mass":27,"bmi":14.86,"z_bmi":-1.07,"itof_grade":1,"waist_circ":58,"whtr":0.43,"shuttles_20m":40,"wear_time":24,"sed":448.9,"lpa":391.9,"mpa":16.3,"vpa":13.6,"mvpa":29.9,"sleep":569.3,"min_in_day":1440}
{"child_id":60,"school":2,"sex":0,"decimal_age":10.6,"imd_decile":2,"height":143.4,"mass":38,"bmi":18.48,"z_bmi":0.51,"itof_grade":1,"waist_circ":64,"whtr":0.45,"shuttles_20m":40,"wear_time":23.8,"sed":469.1,"lpa":384.3,"mpa":17.1,"vpa":13.8,"mvpa":30.9,"sleep":555.7,"min_in_day":1440}
{"child_id":61,"school":2,"sex":1,"decimal_age":10.7,"imd_decile":1,"height":134.8,"mass":34.2,"bmi":18.82,"z_bmi":0.95,"itof_grade":1,"waist_circ":60,"whtr":0.45,"shuttles_20m":62,"wear_time":24,"sed":452.2,"lpa":400.5,"mpa":28.8,"vpa":32.9,"mvpa":61.7,"sleep":525.6,"min_in_day":1440}
{"child_id":62,"school":2,"sex":0,"decimal_age":10.4,"imd_decile":1,"height":151.6,"mass":43.4,"bmi":18.88,"z_bmi":0.72,"itof_grade":1,"waist_circ":61,"whtr":0.4,"shuttles_20m":25,"wear_time":23.8,"sed":545.1,"lpa":345.6,"mpa":9.4,"vpa":5.5,"mvpa":14.9,"sleep":534.4,"min_in_day":1440}
{"child_id":63,"school":2,"sex":1,"decimal_age":10.4,"imd_decile":2,"height":145.2,"mass":32.9,"bmi":15.6,"z_bmi":-0.6,"itof_grade":1,"waist_circ":8,"whtr":0.4,"shuttles_20m":65,"wear_time":24,"sed":455.2,"lpa":360.5,"mpa":33.5,"vpa":21.5,"mvpa":55.1,"sleep":569.2,"min_in_day":1440}
{"child_id":64,"school":2,"sex":0,"decimal_age":10.4,"imd_decile":2,"height":142.7,"mass":38,"bmi":18.66,"z_bmi":0.65,"itof_grade":1,"waist_circ":68,"whtr":0.48,"shuttles_20m":23,"wear_time":23.9,"sed":530.5,"lpa":304.4,"mpa":17.9,"vpa":12.1,"mvpa":29.9,"sleep":575.2,"min_in_day":1440}
{"child_id":65,"school":2,"sex":1,"decimal_age":10.6,"imd_decile":2,"height":140.5,"mass":32.5,"bmi":16.46,"z_bmi":-0.12,"itof_grade":1,"waist_circ":59,"whtr":0.42,"shuttles_20m":19,"wear_time":23,"sed":520.6,"lpa":382.8,"mpa":15.4,"vpa":6.7,"mvpa":22.1,"sleep":514.5,"min_in_day":1440}
{"child_id":66,"school":2,"sex":0,"decimal_age":10.2,"imd_decile":1,"height":134.9,"mass":25.2,"bmi":13.85,"z_bmi":-1.89,"itof_grade":0,"waist_circ":51,"whtr":0.38,"shuttles_20m":32,"wear_time":24,"sed":497.2,"lpa":318.6,"mpa":16.9,"vpa":15.6,"mvpa":32.5,"sleep":591.8,"min_in_day":1440}
{"child_id":67,"school":2,"sex":1,"decimal_age":10.1,"imd_decile":2,"height":145,"mass":29.4,"bmi":13.98,"z_bmi":-1.76,"itof_grade":0,"waist_circ":58,"whtr":0.4,"shuttles_20m":52,"wear_time":24,"sed":495.8,"lpa":401.2,"mpa":24.6,"vpa":23.3,"mvpa":47.9,"sleep":495.1,"min_in_day":1440}
{"child_id":68,"school":2,"sex":1,"decimal_age":9.8,"imd_decile":1,"height":139.8,"mass":29.4,"bmi":15.04,"z_bmi":-0.82,"itof_grade":1,"waist_circ":58,"whtr":0.41,"shuttles_20m":24,"wear_time":23.9,"sed":525.9,"lpa":328.3,"mpa":27.4,"vpa":26.8,"mvpa":54.3,"sleep":531.5,"min_in_day":1440}
{"child_id":69,"school":2,"sex":0,"decimal_age":10.4,"imd_decile":2,"height":137.1,"mass":29.4,"bmi":15.64,"z_bmi":-0.77,"itof_grade":1,"waist_circ":50,"whtr":0.36,"shuttles_20m":26,"wear_time":24,"sed":467.4,"lpa":421.9,"mpa":23,"vpa":9.9,"mvpa":32.9,"sleep":517.7,"min_in_day":1440}
{"child_id":70,"school":2,"sex":1,"decimal_age":10.6,"imd_decile":1,"height":133.6,"mass":35.3,"bmi":19.78,"z_bmi":1.32,"itof_grade":1,"waist_circ":68,"whtr":0.51,"shuttles_20m":23,"wear_time":23.8,"sed":658.9,"lpa":295.3,"mpa":20.4,"vpa":13.3,"mvpa":33.6,"sleep":452.2,"min_in_day":1440}
{"child_id":71,"school":2,"sex":0,"decimal_age":10.6,"imd_decile":2,"height":133,"mass":32.3,"bmi":18.26,"z_bmi":0.44,"itof_grade":1,"waist_circ":59,"whtr":0.44,"shuttles_20m":32,"wear_time":23.8,"sed":407.3,"lpa":432.5,"mpa":25.3,"vpa":17.3,"mvpa":42.6,"sleep":557.7,"min_in_day":1440}
{"child_id":72,"school":2,"sex":0,"decimal_age":10.1,"imd_decile":2,"height":141,"mass":45.6,"bmi":22.94,"z_bmi":1.98,"itof_grade":2,"waist_circ":70,"whtr":0.5,"shuttles_20m":15,"wear_time":24,"sed":445.2,"lpa":384.7,"mpa":20.3,"vpa":10.5,"mvpa":30.8,"sleep":579.3,"min_in_day":1440}
{"child_id":73,"school":2,"sex":0,"decimal_age":10.5,"imd_decile":2,"height":140.7,"mass":34.3,"bmi":17.33,"z_bmi":0.08,"itof_grade":1,"waist_circ":60,"whtr":0.43,"shuttles_20m":44,"wear_time":23.3,"sed":479.5,"lpa":358.6,"mpa":26.7,"vpa":18.7,"mvpa":45.4,"sleep":556.4,"min_in_day":1440}
{"child_id":74,"school":2,"sex":0,"decimal_age":10.2,"imd_decile":2,"height":145.6,"mass":48.8,"bmi":23.02,"z_bmi":1.98,"itof_grade":2,"waist_circ":67,"whtr":0.46,"shuttles_20m":21,"wear_time":23.4,"sed":467.3,"lpa":381.7,"mpa":19.6,"vpa":10.5,"mvpa":30.1,"sleep":560.9,"min_in_day":1440}
{"child_id":75,"school":2,"sex":0,"decimal_age":10.1,"imd_decile":1,"height":139.9,"mass":29.1,"bmi":14.87,"z_bmi":-1.14,"itof_grade":1,"waist_circ":52,"whtr":0.37,"shuttles_20m":23,"wear_time":24,"sed":633.1,"lpa":238.9,"mpa":12.3,"vpa":5.3,"mvpa":17.6,"sleep":550.5,"min_in_day":1440}
{"child_id":76,"school":2,"sex":1,"decimal_age":9.7,"imd_decile":2,"height":136.4,"mass":31.8,"bmi":17.09,"z_bmi":0.41,"itof_grade":1,"waist_circ":58,"whtr":0.43,"shuttles_20m":37,"wear_time":24,"sed":464.7,"lpa":373.9,"mpa":33.2,"vpa":31.8,"mvpa":65.1,"sleep":536.4,"min_in_day":1440}
{"child_id":77,"school":2,"sex":1,"decimal_age":10.4,"imd_decile":2,"height":145.1,"mass":32,"bmi":15.2,"z_bmi":-0.86,"itof_grade":1,"waist_circ":60,"whtr":0.41,"shuttles_20m":37,"wear_time":24,"sed":494.2,"lpa":386.3,"mpa":20.9,"vpa":17.7,"mvpa":38.6,"sleep":521,"min_in_day":1440}
{"child_id":78,"school":2,"sex":1,"decimal_age":9.9,"imd_decile":2,"height":131.6,"mass":37.3,"bmi":21.54,"z_bmi":1.99,"itof_grade":2,"waist_circ":68,"whtr":0.52,"shuttles_20m":17,"wear_time":24,"sed":525,"lpa":323.5,"mpa":13.5,"vpa":14.4,"mvpa":27.9,"sleep":563.6,"min_in_day":1440}
{"child_id":79,"school":2,"sex":0,"decimal_age":10.2,"imd_decile":1,"height":154.7,"mass":41,"bmi":17.13,"z_bmi":0.05,"itof_grade":1,"waist_circ":58,"whtr":0.37,"shuttles_20m":32,"wear_time":24,"sed":476.6,"lpa":399.2,"mpa":21.7,"vpa":13.7,"mvpa":35.4,"sleep":528.8,"min_in_day":1440}
{"child_id":80,"school":2,"sex":0,"decimal_age":9.9,"imd_decile":1,"height":150.2,"mass":35.5,"bmi":15.74,"z_bmi":-0.56,"itof_grade":1,"waist_circ":55,"whtr":0.37,"shuttles_20m":19,"wear_time":24,"sed":532.3,"lpa":323,"mpa":11.1,"vpa":5.6,"mvpa":16.7,"sleep":568.1,"min_in_day":1440}
{"child_id":81,"school":2,"sex":1,"decimal_age":10.3,"imd_decile":2,"height":137.7,"mass":39.2,"bmi":20.67,"z_bmi":1.3,"itof_grade":1,"waist_circ":68,"whtr":0.49,"shuttles_20m":28,"wear_time":24,"sed":435.7,"lpa":403.8,"mpa":32.9,"vpa":19.3,"mvpa":52.3,"sleep":548.3,"min_in_day":1440}
{"child_id":82,"school":3,"sex":0,"decimal_age":10.3,"imd_decile":9,"height":138.7,"mass":26.9,"bmi":13.98,"z_bmi":-1.82,"itof_grade":0,"waist_circ":56,"whtr":0.4,"shuttles_20m":36,"wear_time":24,"sed":535.6,"lpa":357.7,"mpa":10.1,"vpa":6.3,"mvpa":16.4,"sleep":530.3,"min_in_day":1440}
{"child_id":83,"school":3,"sex":1,"decimal_age":10.2,"imd_decile":3,"height":133.4,"mass":30.4,"bmi":17.08,"z_bmi":0.3,"itof_grade":1,"waist_circ":59,"whtr":0.44,"shuttles_20m":65,"wear_time":24,"sed":394.4,"lpa":395.8,"mpa":45.4,"vpa":46.1,"mvpa":91.5,"sleep":558.3,"min_in_day":1440}
{"child_id":84,"school":3,"sex":1,"decimal_age":10.4,"imd_decile":3,"height":137,"mass":29.3,"bmi":15.61,"z_bmi":-0.59,"itof_grade":1,"waist_circ":58,"whtr":0.42,"shuttles_20m":65,"wear_time":23.7,"sed":486.8,"lpa":318.8,"mpa":26.1,"vpa":26.1,"mvpa":52.2,"sleep":582.2,"min_in_day":1440}
{"child_id":85,"school":3,"sex":0,"decimal_age":10.6,"imd_decile":9,"height":144,"mass":33.5,"bmi":16.16,"z_bmi":-0.54,"itof_grade":1,"waist_circ":55,"whtr":0.38,"shuttles_20m":37,"wear_time":22.1,"sed":422.4,"lpa":407.4,"mpa":21.5,"vpa":11.7,"mvpa":33.3,"sleep":577,"min_in_day":1440}
{"child_id":86,"school":3,"sex":1,"decimal_age":10.6,"imd_decile":9,"height":151.3,"mass":59.6,"bmi":26.04,"z_bmi":2.72,"itof_grade":2,"waist_circ":81,"whtr":0.54,"shuttles_20m":20,"wear_time":19.6,"sed":649.8,"lpa":282,"mpa":12.5,"vpa":4.4,"mvpa":17,"sleep":491.3,"min_in_day":1440}
{"child_id":87,"school":3,"sex":1,"decimal_age":10,"imd_decile":6,"height":153.1,"mass":57.4,"bmi":24.49,"z_bmi":2.58,"itof_grade":2,"waist_circ":83,"whtr":0.54,"shuttles_20m":13,"wear_time":24,"sed":479.7,"lpa":389.6,"mpa":15.8,"vpa":8.6,"mvpa":24.4,"sleep":546.2,"min_in_day":1440}
{"child_id":88,"school":3,"sex":0,"decimal_age":10.1,"imd_decile":9,"height":130.5,"mass":29.1,"bmi":17.09,"z_bmi":0.05,"itof_grade":1,"waist_circ":59,"whtr":0.45,"shuttles_20m":29,"wear_time":20.4,"sed":596.1,"lpa":269.8,"mpa":4.2,"vpa":0.8,"mvpa":4.9,"sleep":569.1,"min_in_day":1440}
{"child_id":89,"school":3,"sex":0,"decimal_age":10.7,"imd_decile":9,"height":161.3,"mass":50.5,"bmi":19.41,"z_bmi":0.84,"itof_grade":1,"waist_circ":67,"whtr":0.42,"shuttles_20m":16,"wear_time":19.6,"sed":538.5,"lpa":315.2,"mpa":18.7,"vpa":7.2,"mvpa":25.8,"sleep":560.4,"min_in_day":1440}
{"child_id":90,"school":3,"sex":0,"decimal_age":10.6,"imd_decile":3,"height":137,"mass":31.4,"bmi":16.73,"z_bmi":-0.25,"itof_grade":1,"waist_circ":57,"whtr":0.42,"shuttles_20m":33,"wear_time":23.7,"sed":590.2,"lpa":304.6,"mpa":10.9,"vpa":8.2,"mvpa":19,"sleep":526.1,"min_in_day":1440}
{"child_id":91,"school":3,"sex":1,"decimal_age":10.6,"imd_decile":7,"height":136.5,"mass":30.9,"bmi":16.58,"z_bmi":-0.06,"itof_grade":1,"waist_circ":61,"whtr":0.45,"shuttles_20m":14,"wear_time":23.1,"sed":529.7,"lpa":355,"mpa":18.2,"vpa":13.1,"mvpa":31.3,"sleep":524,"min_in_day":1440}
{"child_id":92,"school":3,"sex":0,"decimal_age":10.4,"imd_decile":9,"height":143,"mass":32.3,"bmi":15.8,"z_bmi":-0.66,"itof_grade":1,"waist_circ":60,"whtr":0.42,"shuttles_20m":33,"wear_time":22.5,"sed":646.3,"lpa":302.9,"mpa":25.7,"vpa":21.5,"mvpa":47.2,"sleep":443.6,"min_in_day":1440}
{"child_id":93,"school":3,"sex":1,"decimal_age":10.2,"imd_decile":3,"height":142.9,"mass":39.9,"bmi":19.54,"z_bmi":1.31,"itof_grade":1,"waist_circ":70,"whtr":0.49,"shuttles_20m":18,"wear_time":23.9,"sed":469.8,"lpa":372.3,"mpa":32,"vpa":16.6,"mvpa":48.6,"sleep":549.2,"min_in_day":1440}
{"child_id":94,"school":3,"sex":0,"decimal_age":10.5,"imd_decile":9,"height":147.4,"mass":55.3,"bmi":25.45,"z_bmi":2.41,"itof_grade":2,"waist_circ":76,"whtr":0.52,"shuttles_20m":18,"wear_time":23.8,"sed":556.2,"lpa":318,"mpa":10.8,"vpa":6.1,"mvpa":16.9,"sleep":548.9,"min_in_day":1440}
{"child_id":95,"school":4,"sex":1,"decimal_age":9.7,"imd_decile":4,"height":131.5,"mass":25.1,"bmi":14.52,"z_bmi":-1.21,"itof_grade":0,"waist_circ":54,"whtr":0.41,"shuttles_20m":7,"wear_time":22,"sed":533.5,"lpa":287.5,"mpa":9.5,"vpa":7.1,"mvpa":16.6,"sleep":602.5,"min_in_day":1440}
{"child_id":96,"school":4,"sex":1,"decimal_age":10,"imd_decile":2,"height":135.7,"mass":33.9,"bmi":18.41,"z_bmi":0.95,"itof_grade":1,"waist_circ":58,"whtr":0.43,"shuttles_20m":40,"wear_time":24,"sed":438.4,"lpa":404.7,"mpa":24.3,"vpa":19.8,"mvpa":44.1,"sleep":552.8,"min_in_day":1440}
{"child_id":97,"school":4,"sex":1,"decimal_age":9.8,"imd_decile":4,"height":136.4,"mass":34.4,"bmi":18.49,"z_bmi":1.03,"itof_grade":1,"waist_circ":64,"whtr":0.47,"shuttles_20m":23,"wear_time":23.4,"sed":396.4,"lpa":423.3,"mpa":32.5,"vpa":25.9,"mvpa":58.4,"sleep":561.9,"min_in_day":1440}
{"child_id":98,"school":4,"sex":1,"decimal_age":10.4,"imd_decile":4,"height":145.6,"mass":35.9,"bmi":16.93,"z_bmi":0.17,"itof_grade":1,"waist_circ":64,"whtr":0.44,"shuttles_20m":48,"wear_time":24,"sed":457.2,"lpa":371.4,"mpa":19.6,"vpa":12.8,"mvpa":32.4,"sleep":579,"min_in_day":1440}
{"child_id":99,"school":4,"sex":0,"decimal_age":10.5,"imd_decile":2,"height":146.2,"mass":33,"bmi":15.44,"z_bmi":-0.89,"itof_grade":1,"waist_circ":56,"whtr":0.38,"shuttles_20m":43,"wear_time":23.9,"sed":474.6,"lpa":419.9,"mpa":12.1,"vpa":7.3,"mvpa":19.4,"sleep":526.1,"min_in_day":1440}
{"child_id":100,"school":4,"sex":1,"decimal_age":9.9,"imd_decile":2,"height":141,"mass":40.8,"bmi":20.52,"z_bmi":1.7,"itof_grade":2,"waist_circ":71,"whtr":0.5,"shuttles_20m":32,"wear_time":23.9,"sed":541.2,"lpa":283.6,"mpa":13.6,"vpa":11.3,"mvpa":24.8,"sleep":590.3,"min_in_day":1440}
{"child_id":101,"school":4,"sex":0,"decimal_age":9.9,"imd_decile":4,"height":150.1,"mass":41.4,"bmi":18.38,"z_bmi":0.65,"itof_grade":1,"waist_circ":68,"whtr":0.45,"shuttles_20m":57,"wear_time":23.9,"sed":489.1,"lpa":348.7,"mpa":15.2,"vpa":10.3,"mvpa":25.5,"sleep":576.7,"min_in_day":1440}
{"child_id":102,"school":4,"sex":0,"decimal_age":10.2,"imd_decile":2,"height":140.8,"mass":33.2,"bmi":16.75,"z_bmi":-0.14,"itof_grade":1,"waist_circ":60,"whtr":0.43,"shuttles_20m":25,"wear_time":24,"sed":559.8,"lpa":333.4,"mpa":10.1,"vpa":3.6,"mvpa":13.8,"sleep":532.9,"min_in_day":1440}
{"child_id":103,"school":4,"sex":0,"decimal_age":10.6,"imd_decile":2,"height":139,"mass":30.3,"bmi":15.68,"z_bmi":-0.78,"itof_grade":1,"waist_circ":60,"whtr":0.43,"shuttles_20m":40,"wear_time":24,"sed":466,"lpa":414.1,"mpa":23.4,"vpa":13.4,"mvpa":36.8,"sleep":523.1,"min_in_day":1440}
{"child_id":104,"school":4,"sex":0,"decimal_age":10.4,"imd_decile":2,"height":140,"mass":34.9,"bmi":17.81,"z_bmi":0.3,"itof_grade":1,"waist_circ":61,"whtr":0.44,"shuttles_20m":27,"wear_time":23.7,"sed":564,"lpa":322.1,"mpa":13,"vpa":10.4,"mvpa":23.4,"sleep":530.5,"min_in_day":1440}
{"child_id":105,"school":4,"sex":1,"decimal_age":10.3,"imd_decile":2,"height":141.6,"mass":39.5,"bmi":19.7,"z_bmi":1.1,"itof_grade":1,"waist_circ":62,"whtr":0.44,"shuttles_20m":20,"wear_time":24,"sed":526.1,"lpa":396.9,"mpa":14.2,"vpa":11.1,"mvpa":25.3,"sleep":491.8,"min_in_day":1440}
{"child_id":106,"school":4,"sex":1,"decimal_age":10.6,"imd_decile":2,"height":139.2,"mass":41.9,"bmi":21.62,"z_bmi":1.85,"itof_grade":2,"waist_circ":74,"whtr":0.53,"shuttles_20m":23,"wear_time":24,"sed":381.9,"lpa":469.7,"mpa":24.2,"vpa":13.5,"mvpa":37.7,"sleep":550.7,"min_in_day":1440}
{"child_id":107,"school":4,"sex":0,"decimal_age":10.5,"imd_decile":2,"height":132.6,"mass":29.6,"bmi":16.83,"z_bmi":-0.17,"itof_grade":1,"waist_circ":55,"whtr":0.41,"shuttles_20m":52,"wear_time":24,"sed":533.5,"lpa":317.7,"mpa":12.9,"vpa":6.1,"mvpa":19,"sleep":569.8,"min_in_day":1440}
{"child_id":108,"school":4,"sex":0,"decimal_age":10.6,"imd_decile":2,"height":138.9,"mass":31.4,"bmi":16.28,"z_bmi":-0.47,"itof_grade":1,"waist_circ":63,"whtr":0.45,"shuttles_20m":39,"wear_time":23.9,"sed":502,"lpa":356.4,"mpa":13.9,"vpa":11.1,"mvpa":25.1,"sleep":556.6,"min_in_day":1440}
{"child_id":109,"school":4,"sex":1,"decimal_age":10,"imd_decile":9,"height":148.5,"mass":42.7,"bmi":19.36,"z_bmi":1.31,"itof_grade":1,"waist_circ":69,"whtr":0.46,"shuttles_20m":71,"wear_time":23.9,"sed":459.9,"lpa":382.3,"mpa":27.1,"vpa":30.9,"mvpa":58,"sleep":539.9,"min_in_day":1440}
{"child_id":110,"school":4,"sex":0,"decimal_age":10.6,"imd_decile":4,"height":144.8,"mass":38.2,"bmi":18.22,"z_bmi":0.43,"itof_grade":1,"waist_circ":59,"whtr":0.41,"shuttles_20m":25,"wear_time":20.8,"sed":605.2,"lpa":253.1,"mpa":4.5,"vpa":2.6,"mvpa":7.1,"sleep":574.6,"min_in_day":1440}
{"child_id":111,"school":4,"sex":1,"decimal_age":10.5,"imd_decile":4,"height":141.6,"mass":32,"bmi":15.96,"z_bmi":-0.38,"itof_grade":1,"waist_circ":59,"whtr":0.42,"shuttles_20m":28,"wear_time":24,"sed":624.8,"lpa":262.5,"mpa":5,"vpa":2.6,"mvpa":7.7,"sleep":545.1,"min_in_day":1440}
{"child_id":112,"school":4,"sex":1,"decimal_age":9.8,"imd_decile":2,"height":134.5,"mass":20.5,"bmi":11.33,"z_bmi":-4.86,"itof_grade":0,"waist_circ":61,"whtr":0.45,"shuttles_20m":29,"wear_time":24,"sed":581.2,"lpa":351.6,"mpa":8.2,"vpa":5.6,"mvpa":13.8,"sleep":493.4,"min_in_day":1440}
{"child_id":113,"school":4,"sex":1,"decimal_age":10.1,"imd_decile":4,"height":138.3,"mass":33.6,"bmi":17.57,"z_bmi":0.55,"itof_grade":1,"waist_circ":56,"whtr":0.4,"shuttles_20m":30,"wear_time":23.9,"sed":613.7,"lpa":266,"mpa":11.5,"vpa":6.4,"mvpa":17.9,"sleep":542.4,"min_in_day":1440}
{"child_id":114,"school":4,"sex":0,"decimal_age":10,"imd_decile":5,"height":141,"mass":34.1,"bmi":17.12,"z_bmi":0,"itof_grade":1,"waist_circ":60,"whtr":0.43,"shuttles_20m":23,"wear_time":24,"sed":422.5,"lpa":400.7,"mpa":18.7,"vpa":13.1,"mvpa":31.8,"sleep":585.1,"min_in_day":1440}
{"child_id":115,"school":4,"sex":0,"decimal_age":10.3,"imd_decile":2,"height":136.9,"mass":35,"bmi":18.68,"z_bmi":0.68,"itof_grade":1,"waist_circ":61,"whtr":0.45,"shuttles_20m":34,"wear_time":23.9,"sed":505.3,"lpa":356.6,"mpa":12.9,"vpa":5,"mvpa":18,"sleep":560.2,"min_in_day":1440}
{"child_id":116,"school":4,"sex":1,"decimal_age":10.6,"imd_decile":3,"height":139.8,"mass":31.5,"bmi":16.12,"z_bmi":-0.33,"itof_grade":1,"waist_circ":57,"whtr":0.41,"shuttles_20m":38,"wear_time":23.8,"sed":599.7,"lpa":289.1,"mpa":14.3,"vpa":7,"mvpa":21.3,"sleep":529.8,"min_in_day":1440}
{"child_id":117,"school":4,"sex":1,"decimal_age":10.5,"imd_decile":4,"height":151.8,"mass":50.2,"bmi":21.79,"z_bmi":1.92,"itof_grade":2,"waist_circ":67,"whtr":0.44,"shuttles_20m":45,"wear_time":21.2,"sed":571.1,"lpa":310.2,"mpa":7.6,"vpa":4.6,"mvpa":12.2,"sleep":546.5,"min_in_day":1440}
{"child_id":118,"school":4,"sex":1,"decimal_age":10.7,"imd_decile":2,"height":143.2,"mass":37.6,"bmi":18.34,"z_bmi":0.75,"itof_grade":1,"waist_circ":61,"whtr":0.43,"shuttles_20m":56,"wear_time":23.9,"sed":445.1,"lpa":428,"mpa":28.8,"vpa":20.1,"mvpa":48.9,"sleep":518,"min_in_day":1440}
{"child_id":119,"school":5,"sex":0,"decimal_age":9.7,"imd_decile":2,"height":138.9,"mass":37.4,"bmi":19.39,"z_bmi":1.06,"itof_grade":1,"waist_circ":65,"whtr":0.47,"shuttles_20m":43,"wear_time":23.5,"sed":508.5,"lpa":318.6,"mpa":8.3,"vpa":3,"mvpa":11.4,"sleep":601.6,"min_in_day":1440}
{"child_id":120,"school":5,"sex":0,"decimal_age":9.8,"imd_decile":2,"height":132.5,"mass":26.3,"bmi":14.98,"z_bmi":-0.99,"itof_grade":1,"waist_circ":55,"whtr":0.42,"shuttles_20m":17,"wear_time":24,"sed":437.5,"lpa":459.8,"mpa":23.5,"vpa":11.9,"mvpa":35.4,"sleep":507.3,"min_in_day":1440}
{"child_id":121,"school":5,"sex":0,"decimal_age":10.6,"imd_decile":2,"height":154.6,"mass":65.2,"bmi":27.28,"z_bmi":2.7,"itof_grade":2,"waist_circ":81,"whtr":0.52,"shuttles_20m":7,"wear_time":23.6,"sed":418.1,"lpa":443.5,"mpa":11.1,"vpa":4.2,"mvpa":15.4,"sleep":563.1,"min_in_day":1440}
{"child_id":122,"school":5,"sex":0,"decimal_age":10,"imd_decile":2,"height":137.4,"mass":26.8,"bmi":14.2,"z_bmi":-1.57,"itof_grade":0,"waist_circ":53,"whtr":0.39,"shuttles_20m":17,"wear_time":24,"sed":355.1,"lpa":463.9,"mpa":26.1,"vpa":14.5,"mvpa":40.5,"sleep":580.4,"min_in_day":1440}
{"child_id":123,"school":5,"sex":0,"decimal_age":10.5,"imd_decile":4,"height":147.9,"mass":46.2,"bmi":21.12,"z_bmi":1.43,"itof_grade":2,"waist_circ":72,"whtr":0.49,"shuttles_20m":11,"wear_time":23.9,"sed":621.4,"lpa":263.9,"mpa":3.9,"vpa":2.4,"mvpa":6.3,"sleep":548.4,"min_in_day":1440}
{"child_id":124,"school":5,"sex":0,"decimal_age":10.2,"imd_decile":2,"height":150.3,"mass":54.8,"bmi":24.26,"z_bmi":2.25,"itof_grade":2,"waist_circ":77,"whtr":0.51,"shuttles_20m":18,"wear_time":24,"sed":455.9,"lpa":382.2,"mpa":17.9,"vpa":8.9,"mvpa":26.8,"sleep":575.2,"min_in_day":1440}
{"child_id":125,"school":5,"sex":0,"decimal_age":9.9,"imd_decile":2,"height":134.9,"mass":34.6,"bmi":19.01,"z_bmi":0.89,"itof_grade":1,"waist_circ":66,"whtr":0.49,"shuttles_20m":33,"wear_time":22.9,"sed":435.8,"lpa":483.8,"mpa":18.1,"vpa":14.8,"mvpa":32.8,"sleep":487.5,"min_in_day":1440}
{"child_id":126,"school":5,"sex":1,"decimal_age":10.1,"imd_decile":5,"height":133.8,"mass":29.3,"bmi":16.37,"z_bmi":-0.07,"itof_grade":1,"waist_circ":58,"whtr":0.43,"shuttles_20m":14,"wear_time":23.9,"sed":527.1,"lpa":391.6,"mpa":20.1,"vpa":10.6,"mvpa":30.7,"sleep":490.6,"min_in_day":1440}
{"child_id":127,"school":5,"sex":1,"decimal_age":10.7,"imd_decile":2,"height":140.2,"mass":33,"bmi":16.79,"z_bmi":0.03,"itof_grade":1,"waist_circ":62,"whtr":0.44,"shuttles_20m":19,"wear_time":23.9,"sed":602.2,"lpa":311.5,"mpa":15.2,"vpa":10.3,"mvpa":25.5,"sleep":500.8,"min_in_day":1440}
{"child_id":128,"school":6,"sex":1,"decimal_age":10.2,"imd_decile":2,"height":144.9,"mass":52.1,"bmi":24.81,"z_bmi":2.61,"itof_grade":2,"waist_circ":88,"whtr":0.61,"shuttles_20m":30,"wear_time":23.9,"sed":655.6,"lpa":272.5,"mpa":13.3,"vpa":6.9,"mvpa":20.2,"sleep":491.7,"min_in_day":1440}
{"child_id":129,"school":6,"sex":1,"decimal_age":10.5,"imd_decile":2,"height":139.8,"mass":31.8,"bmi":16.27,"z_bmi":-0.19,"itof_grade":1,"waist_circ":63,"whtr":0.45,"shuttles_20m":64,"wear_time":23.9,"sed":419.3,"lpa":425.3,"mpa":43.3,"vpa":39.5,"mvpa":82.8,"sleep":512.6,"min_in_day":1440}
{"child_id":130,"school":6,"sex":1,"decimal_age":10.2,"imd_decile":1,"height":134.5,"mass":28,"bmi":15.48,"z_bmi":-0.63,"itof_grade":1,"waist_circ":57,"whtr":0.42,"shuttles_20m":36,"wear_time":23.9,"sed":462.2,"lpa":436.4,"mpa":16.3,"vpa":14.1,"mvpa":30.4,"sleep":511,"min_in_day":1440}
{"child_id":131,"school":6,"sex":1,"decimal_age":10.7,"imd_decile":1,"height":138.5,"mass":29.1,"bmi":15.17,"z_bmi":-0.98,"itof_grade":1,"waist_circ":60,"whtr":0.43,"shuttles_20m":49,"wear_time":23.8,"sed":512.8,"lpa":315.9,"mpa":20.9,"vpa":20.4,"mvpa":41.2,"sleep":570.1,"min_in_day":1440}
{"child_id":132,"school":6,"sex":0,"decimal_age":10.8,"imd_decile":1,"height":143.5,"mass":37.3,"bmi":18.11,"z_bmi":0.33,"itof_grade":1,"waist_circ":68,"whtr":0.47,"shuttles_20m":21,"wear_time":23.9,"sed":531.1,"lpa":394.8,"mpa":7.7,"vpa":4,"mvpa":11.8,"sleep":502.3,"min_in_day":1440}
{"child_id":133,"school":6,"sex":0,"decimal_age":10.3,"imd_decile":1,"height":149.1,"mass":44.3,"bmi":19.93,"z_bmi":1.11,"itof_grade":1,"waist_circ":80,"whtr":0.54,"shuttles_20m":16,"wear_time":23.9,"sed":522.6,"lpa":354.6,"mpa":11.4,"vpa":4.9,"mvpa":16.3,"sleep":546.5,"min_in_day":1440}
{"child_id":134,"school":6,"sex":1,"decimal_age":10.7,"imd_decile":1,"height":146.2,"mass":51.8,"bmi":24.23,"z_bmi":2.39,"itof_grade":2,"waist_circ":85,"whtr":0.58,"shuttles_20m":20,"wear_time":23.9,"sed":594.7,"lpa":305.4,"mpa":8.4,"vpa":4,"mvpa":12.4,"sleep":527.6,"min_in_day":1440}
{"child_id":135,"school":6,"sex":0,"decimal_age":10.2,"imd_decile":1,"height":141.3,"mass":28,"bmi":14.02,"z_bmi":-1.75,"itof_grade":0,"waist_circ":57,"whtr":0.4,"shuttles_20m":41,"wear_time":23.9,"sed":497.4,"lpa":360.9,"mpa":13.1,"vpa":7.5,"mvpa":20.6,"sleep":561.1,"min_in_day":1440}
{"child_id":136,"school":6,"sex":1,"decimal_age":10.4,"imd_decile":1,"height":139.9,"mass":30.2,"bmi":15.43,"z_bmi":-0.7,"itof_grade":1,"waist_circ":61,"whtr":0.44,"shuttles_20m":24,"wear_time":22.6,"sed":424.6,"lpa":371.6,"mpa":26,"vpa":16.4,"mvpa":42.4,"sleep":601.4,"min_in_day":1440}
{"child_id":137,"school":6,"sex":0,"decimal_age":10.5,"imd_decile":1,"height":144.3,"mass":55.9,"bmi":26.85,"z_bmi":2.64,"itof_grade":2,"waist_circ":90,"whtr":0.62,"shuttles_20m":7,"wear_time":22,"sed":524.4,"lpa":390.5,"mpa":16.2,"vpa":9.3,"mvpa":25.5,"sleep":499.6,"min_in_day":1440}
{"child_id":138,"school":6,"sex":0,"decimal_age":10.8,"imd_decile":1,"height":140,"mass":38.3,"bmi":19.54,"z_bmi":0.87,"itof_grade":1,"waist_circ":73,"whtr":0.52,"shuttles_20m":39,"wear_time":23.7,"sed":419.6,"lpa":469.2,"mpa":18,"vpa":8.4,"mvpa":26.4,"sleep":524.8,"min_in_day":1440}
{"child_id":139,"school":6,"sex":0,"decimal_age":10.8,"imd_decile":1,"height":148.4,"mass":46.4,"bmi":21.07,"z_bmi":1.34,"itof_grade":2,"waist_circ":82,"whtr":0.55,"shuttles_20m":23,"wear_time":22.1,"sed":537.4,"lpa":348.9,"mpa":14.7,"vpa":7.3,"mvpa":22,"sleep":531.7,"min_in_day":1440}
{"child_id":140,"school":6,"sex":0,"decimal_age":9.8,"imd_decile":1,"height":131.4,"mass":25.1,"bmi":14.54,"z_bmi":-1.28,"itof_grade":0,"waist_circ":58,"whtr":0.44,"shuttles_20m":47,"wear_time":18.4,"sed":534.4,"lpa":454.2,"mpa":35.9,"vpa":22.6,"mvpa":58.5,"sleep":393,"min_in_day":1440}
{"child_id":141,"school":6,"sex":1,"decimal_age":10.8,"imd_decile":1,"height":149.2,"mass":47.3,"bmi":21.25,"z_bmi":1.71,"itof_grade":2,"waist_circ":77,"whtr":0.52,"shuttles_20m":13,"wear_time":23.8,"sed":460.3,"lpa":357.5,"mpa":20,"vpa":11,"mvpa":31,"sleep":591.1,"min_in_day":1440}
{"child_id":142,"school":6,"sex":1,"decimal_age":10.2,"imd_decile":1,"height":138.6,"mass":28.8,"bmi":14.99,"z_bmi":-0.96,"itof_grade":1,"waist_circ":60,"whtr":0.43,"shuttles_20m":48,"wear_time":23.9,"sed":411.3,"lpa":434.9,"mpa":23.2,"vpa":15.5,"mvpa":38.7,"sleep":555.1,"min_in_day":1440}
{"child_id":143,"school":6,"sex":1,"decimal_age":10.6,"imd_decile":1,"height":131.6,"mass":26.6,"bmi":15.36,"z_bmi":-0.8,"itof_grade":1,"waist_circ":63,"whtr":0.47,"shuttles_20m":32,"wear_time":23.8,"sed":446.6,"lpa":368.9,"mpa":37.3,"vpa":24.1,"mvpa":61.3,"sleep":563.2,"min_in_day":1440}
{"child_id":144,"school":6,"sex":0,"decimal_age":10.6,"imd_decile":3,"height":143.5,"mass":35.1,"bmi":17.05,"z_bmi":-0.08,"itof_grade":1,"waist_circ":62,"whtr":0.43,"shuttles_20m":23,"wear_time":22.9,"sed":465.7,"lpa":380.9,"mpa":18.2,"vpa":12,"mvpa":30.2,"sleep":563.2,"min_in_day":1440}
{"child_id":145,"school":6,"sex":1,"decimal_age":10.3,"imd_decile":2,"height":141,"mass":44.9,"bmi":22.58,"z_bmi":2.14,"itof_grade":2,"waist_circ":81,"whtr":0.57,"shuttles_20m":25,"wear_time":23.9,"sed":542.4,"lpa":322.8,"mpa":12.4,"vpa":6.9,"mvpa":19.3,"sleep":555.5,"min_in_day":1440}
{"child_id":146,"school":7,"sex":1,"decimal_age":10.3,"imd_decile":2,"height":140,"mass":33.8,"bmi":17.24,"z_bmi":0.38,"itof_grade":1,"waist_circ":64,"whtr":0.46,"shuttles_20m":35,"wear_time":23.9,"sed":457.4,"lpa":398.2,"mpa":33,"vpa":22.2,"mvpa":55.2,"sleep":529.2,"min_in_day":1440}
{"child_id":147,"school":7,"sex":0,"decimal_age":10,"imd_decile":1,"height":157,"mass":63.8,"bmi":25.88,"z_bmi":2.6,"itof_grade":2,"waist_circ":79,"whtr":0.5,"shuttles_20m":21,"wear_time":23.9,"sed":504,"lpa":352.1,"mpa":9.8,"vpa":4.8,"mvpa":14.7,"sleep":569.2,"min_in_day":1440}
{"child_id":148,"school":7,"sex":1,"decimal_age":10.6,"imd_decile":1,"height":141.5,"mass":34.5,"bmi":17.23,"z_bmi":0.28,"itof_grade":1,"waist_circ":58,"whtr":0.41,"shuttles_20m":23,"wear_time":21.8,"sed":399.4,"lpa":424.1,"mpa":33,"vpa":19.5,"mvpa":52.5,"sleep":564,"min_in_day":1440}
{"child_id":149,"school":7,"sex":0,"decimal_age":10.2,"imd_decile":1,"height":137,"mass":37.6,"bmi":20.03,"z_bmi":1.16,"itof_grade":1,"waist_circ":66,"whtr":0.48,"shuttles_20m":16,"wear_time":24,"sed":447.8,"lpa":356.8,"mpa":23.7,"vpa":15.4,"mvpa":39.1,"sleep":596.4,"min_in_day":1440}
{"child_id":150,"school":7,"sex":0,"decimal_age":10.7,"imd_decile":1,"height":136,"mass":31.2,"bmi":16.87,"z_bmi":-0.2,"itof_grade":1,"waist_circ":62,"whtr":0.46,"shuttles_20m":23,"wear_time":24,"sed":525.4,"lpa":327.4,"mpa":20.8,"vpa":15.4,"mvpa":36.2,"sleep":551,"min_in_day":1440}
{"child_id":151,"school":7,"sex":1,"decimal_age":9.9,"imd_decile":1,"height":133.5,"mass":25.4,"bmi":14.25,"z_bmi":-1.46,"itof_grade":0,"waist_circ":57,"whtr":0.43,"shuttles_20m":46,"wear_time":24,"sed":441.8,"lpa":383.8,"mpa":29.3,"vpa":22.7,"mvpa":52,"sleep":562.5,"min_in_day":1440}
{"child_id":152,"school":7,"sex":0,"decimal_age":10.8,"imd_decile":1,"height":147,"mass":55.9,"bmi":25.87,"z_bmi":2.43,"itof_grade":2,"waist_circ":79,"whtr":0.54,"shuttles_20m":15,"wear_time":22.3,"sed":435.1,"lpa":428.7,"mpa":18.5,"vpa":6.9,"mvpa":25.4,"sleep":550.8,"min_in_day":1440}
{"child_id":153,"school":7,"sex":1,"decimal_age":10.3,"imd_decile":1,"height":150.5,"mass":35.7,"bmi":15.76,"z_bmi":-0.46,"itof_grade":1,"waist_circ":59,"whtr":0.39,"shuttles_20m":26,"wear_time":24,"sed":533.2,"lpa":341.6,"mpa":18.3,"vpa":7.6,"mvpa":25.9,"sleep":539.3,"min_in_day":1440}
{"child_id":154,"school":7,"sex":0,"decimal_age":10,"imd_decile":1,"height":137,"mass":31.3,"bmi":16.68,"z_bmi":-0.09,"itof_grade":1,"waist_circ":56,"whtr":0.41,"shuttles_20m":22,"wear_time":24,"sed":423.5,"lpa":392.6,"mpa":23.4,"vpa":14.1,"mvpa":37.5,"sleep":586.4,"min_in_day":1440}
{"child_id":155,"school":7,"sex":0,"decimal_age":10,"imd_decile":2,"height":143.5,"mass":37.4,"bmi":18.16,"z_bmi":0.55,"itof_grade":1,"waist_circ":63,"whtr":0.44,"shuttles_20m":45,"wear_time":21.3,"sed":445.4,"lpa":456.1,"mpa":18.2,"vpa":8.7,"mvpa":26.9,"sleep":511.6,"min_in_day":1440}
{"child_id":156,"school":7,"sex":1,"decimal_age":10.3,"imd_decile":1,"height":140.5,"mass":33.4,"bmi":16.92,"z_bmi":0.2,"itof_grade":1,"waist_circ":58,"whtr":0.41,"shuttles_20m":46,"wear_time":23.9,"sed":451.3,"lpa":371.2,"mpa":17.7,"vpa":13.9,"mvpa":31.5,"sleep":586,"min_in_day":1440}
{"child_id":157,"school":7,"sex":0,"decimal_age":10.2,"imd_decile":2,"height":139,"mass":32.2,"bmi":16.67,"z_bmi":-0.17,"itof_grade":1,"waist_circ":60,"whtr":0.43,"shuttles_20m":23,"wear_time":23.5,"sed":583.7,"lpa":368.3,"mpa":15.1,"vpa":7.4,"mvpa":22.5,"sleep":465.5,"min_in_day":1440}
{"child_id":158,"school":7,"sex":0,"decimal_age":10.2,"imd_decile":1,"height":139,"mass":33.2,"bmi":17.18,"z_bmi":0.07,"itof_grade":1,"waist_circ":59,"whtr":0.42,"shuttles_20m":19,"wear_time":22.7,"sed":505.2,"lpa":337.5,"mpa":13.3,"vpa":7.6,"mvpa":20.9,"sleep":576.3,"min_in_day":1440}
{"child_id":159,"school":7,"sex":1,"decimal_age":10.6,"imd_decile":2,"height":140,"mass":28.8,"bmi":14.69,"z_bmi":-1.31,"itof_grade":0,"waist_circ":57,"whtr":0.41,"shuttles_20m":75,"wear_time":23.1,"sed":376.2,"lpa":486.2,"mpa":28.2,"vpa":24,"mvpa":52.3,"sleep":525.3,"min_in_day":1440}
{"child_id":160,"school":7,"sex":1,"decimal_age":10,"imd_decile":1,"height":140.5,"mass":48.1,"bmi":24.37,"z_bmi":2.57,"itof_grade":2,"waist_circ":82,"whtr":0.58,"shuttles_20m":10,"wear_time":24,"sed":399.9,"lpa":402.6,"mpa":47,"vpa":28.1,"mvpa":75.1,"sleep":562.4,"min_in_day":1440}
{"child_id":161,"school":7,"sex":0,"decimal_age":10.2,"imd_decile":1,"height":139.5,"mass":54,"bmi":27.75,"z_bmi":2.85,"itof_grade":2,"waist_circ":83,"whtr":0.59,"shuttles_20m":11,"wear_time":23.4,"sed":500.9,"lpa":386.8,"mpa":20.1,"vpa":10.2,"mvpa":30.2,"sleep":522.1,"min_in_day":1440}
{"child_id":162,"school":7,"sex":1,"decimal_age":10,"imd_decile":1,"height":141,"mass":32.3,"bmi":16.25,"z_bmi":-0.09,"itof_grade":1,"waist_circ":60,"whtr":0.43,"shuttles_20m":23,"wear_time":23.8,"sed":507.9,"lpa":418.3,"mpa":15.8,"vpa":7.7,"mvpa":23.6,"sleep":490.3,"min_in_day":1440}
{"child_id":163,"school":7,"sex":0,"decimal_age":10.3,"imd_decile":3,"height":137,"mass":36.8,"bmi":19.61,"z_bmi":1.01,"itof_grade":1,"waist_circ":67,"whtr":0.49,"shuttles_20m":20,"wear_time":23.9,"sed":432.3,"lpa":433.1,"mpa":20.9,"vpa":7.6,"mvpa":28.5,"sleep":546.1,"min_in_day":1440}
{"child_id":164,"school":7,"sex":0,"decimal_age":10.3,"imd_decile":2,"height":132.5,"mass":26.1,"bmi":14.87,"z_bmi":-1.21,"itof_grade":1,"waist_circ":56,"whtr":0.42,"shuttles_20m":57,"wear_time":22.2,"sed":299.6,"lpa":501.8,"mpa":44.1,"vpa":41.6,"mvpa":85.6,"sleep":553,"min_in_day":1440}
{"child_id":165,"school":7,"sex":0,"decimal_age":9.9,"imd_decile":2,"height":141,"mass":33.6,"bmi":16.9,"z_bmi":0.02,"itof_grade":1,"waist_circ":60,"whtr":0.43,"shuttles_20m":45,"wear_time":23.9,"sed":419.4,"lpa":418.8,"mpa":19.8,"vpa":13.1,"mvpa":32.8,"sleep":569,"min_in_day":1440}
{"child_id":166,"school":7,"sex":1,"decimal_age":10.1,"imd_decile":1,"height":144,"mass":36.2,"bmi":17.46,"z_bmi":0.5,"itof_grade":1,"waist_circ":64,"whtr":0.44,"shuttles_20m":26,"wear_time":24,"sed":490.3,"lpa":386.5,"mpa":20.9,"vpa":14.8,"mvpa":35.7,"sleep":527.4,"min_in_day":1440}
{"child_id":167,"school":7,"sex":1,"decimal_age":10.3,"imd_decile":1,"height":138.5,"mass":36.5,"bmi":19.03,"z_bmi":0,"itof_grade":1,"waist_circ":65,"whtr":0.47,"shuttles_20m":42,"wear_time":20.4,"sed":494.4,"lpa":376.8,"mpa":17.3,"vpa":9.6,"mvpa":26.9,"sleep":541.9,"min_in_day":1440}
{"child_id":168,"school":7,"sex":0,"decimal_age":10.3,"imd_decile":1,"height":145,"mass":39.1,"bmi":18.6,"z_bmi":0.65,"itof_grade":1,"waist_circ":67,"whtr":0.46,"shuttles_20m":18,"wear_time":23.9,"sed":443,"lpa":410.9,"mpa":30.9,"vpa":14,"mvpa":45,"sleep":541.1,"min_in_day":1440}
{"child_id":169,"school":7,"sex":1,"decimal_age":9.9,"imd_decile":1,"height":143.5,"mass":38.6,"bmi":18.74,"z_bmi":1.1,"itof_grade":1,"waist_circ":68,"whtr":0.47,"shuttles_20m":13,"wear_time":23.4,"sed":650.7,"lpa":211.2,"mpa":4.2,"vpa":1.9,"mvpa":6.1,"sleep":572,"min_in_day":1440}