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Table 5 Average daily MVPA subgroup analysis (adjusted for age, sex, and outdoor free-play duration at follow-up)

From: Impact of scheduling multiple outdoor free-play periods in childcare on child moderate-to-vigorous physical activity: a cluster randomised trial

Subgroup Subgroup Level Intervention Control Group x subgroup
Baseline N = 161 Follow-up N = 135 Baseline N = 218 Follow-up N = 222 estimate (95% CI) p value
Sex Boys 64.69 (21.03) 64.85 (19.49) 57.20 (17.85) 57.13 (17.05) 2.87 (−4.69–10.43) 0.41
Girlsa 50.30 (18.56) 50.27 (17.88) 46.08 (14.99) 47.11 (15.00)
Baseline moderate-to-vigorous activity More active 72.77 (14.28) 65.06 (17.13) 67.15 (10.29) 58.65 (16.32) 0.82 (−6.9–8.54) 0.81
Less activea 39.05 (9.97) 47.78 (18.85) 38.77 (9.15) 44.27 (13.11)
Age 3 year olds 52.94 (23.56) 55.64 (21.41) 45.39 (16.39) 48.89 (16.52) 2.53 (−9.42–14.68) 0.66
4 year olds 60.72 (19.79) 59.17 (18.02) 53.74 (17.21) 52.72 (15.93) 1.84 (−9.43–13.11) 0.73
5 year oldsa 67.56 (13.79) 66.72 (25.62) 59.93 (14.10) 57.15 (19.31)  
  1. aDenotes subgroup level used as a reference for the interaction estimate