Predictors of non-response in a UK-wide cohort study of children’s accelerometer-determined physical activity using postal methods
OPEN BMJ open | 5 Mar 2013
C Rich, M Cortina-Borja, C Dezateux, M Geraci, F Sera, L Calderwood, H Joshi and LJ Griffiths
To investigate the biological, social, behavioural and environmental factors associated with non-consent, and non-return of reliable accelerometer data (≥2 days lasting ≥10 h/day), in a UK-wide postal study of children’s activity.
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