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. Author manuscript; available in PMC: 2017 Sep 22.
Published in final edited form as: Obesity (Silver Spring). 2017 Mar 22;25(5):920–927. doi: 10.1002/oby.21779

Table 5. Intervention Dose Effect on Infant Activitya.

Number of Interventi on NPSG At tended
Infant Activity 0 1 2 p-value
Tummy time ever (%) 78.6 85.1 93.4 .004
Tummy time on floor (%) 23.7 37.3 56.0 <.001
Unrestrained floor time (%) 28.5 34.8 54.4 <.001
a

Chi square analyses were performed to determine the percentage of mothers performing each physical activity based on the number of Nutrition and Parenting Support Groups (NPSG) they attended. Prior to the 3-month old assessment, mother-infant dyads could have attended 0, 1 or 2 NPSG sessions.