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Zhang, Zhiguang; Predy, Madison; Kuzik, Nicholas; Hewitt, Lyndel; Hesketh, Kylie D.; Pritchard, Lesley; Okely, Anthony D.; Carson, Valerie – Measurement in Physical Education and Exercise Science, 2022
This study examined the concurrent validity of a tummy time questionnaire and time-use diary against an accelerometer measure. Participants were 29 parents and their 6-month-old infants from the Early Movers project in Edmonton, Canada. Tummy time was concurrently measured using a parental questionnaire, a time-use diary, and a validated GENEActiv…
Descriptors: Questionnaires, Test Validity, Diaries, Measurement Equipment