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. Author manuscript; available in PMC: 2021 May 10.
Published in final edited form as: Obs Stud. 2020 Feb 7;6:66–86.

Table 5.

Comparison of survey and substudy participants at Baseline.

Substudy 1 Non-substudy 1 Pdiff
N 285 2137
Height (cm, self-report) 170.0 (9.48) 169.5 (9.51) 0.4619
Weight (kg, self-report) 64.3 (14.8) 62.6 (15.3) 0.1050
BMI Z-score (self-report) 0.376 (0.929) 0.257 (1.058) 0.0858
School night sleep hours (self-report) 7.44 (1.11) 7.31 (1.16) 0.0717
Gender (%) 0.0972
 Male 45.1 51.1
 Female 53.0 47.9
 Prefer not to respond 1.9 0.97
Eligible for free/reduced-price meals (%) 0.0081
 No 73.9 67.9
 Yes 6.72 13.7
 Don’t know 19.4 18.4
1+ parent completed college (%) 0.0468
 No 19.6 15.7
 Yes 74.9 81.5
 Don’t know 5.5 2.8