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Table 4 Unadjusted means and standard deviations for the Physical Activity Support Scale at baseline and follow-up

From: A stepped-wedge implementation and evaluation of the healthy active peaceful playgrounds for youth (HAPPY) intervention

Family and Peer Support Index Baseline M (SD) (n = 401) Follow-up M (SD) (n = 401) Mean Diff. P-value Cohen’s d
Social Support (Adults)
PA encouragement
 Male adult 2.1 (1.5) 2.3 (1.5) 0.2 0.211 0.09
 Female adult 2.3 (1.4) 2.4 (1.5) 0.1 0.264 0.07
 Other children 2.0 (1.5) 2.0 (1.5) 0.0 0.985 0.01
Participated in PA with participants
 Male adult 2.2 (1.4) 2.2 (1.4) 0.0 0.817 0.02
 Female adult 2.1 (1.3) 2.1 (1.3) 0.0 0.785 0.02
 Other children 1.7 (1.7) 1.7 (1.8) 0.0 0.980 0.01
Provided transportation for PA
 Male adult 2.2 (1.4) 2.3 (1.4) 0.1 0.445 0.04
 Female adult 2.2 (1.5) 2.2 (1.5) 0.0 0.852 0.02
 Other children 1.3 (0.9) 1.4 (1.0) 0.1 0.189 0.10
Watched participants participate in PA
 Male adult 2.3 (1.4) 2.2 (1.5) −0.1 0.717 0.03
 Female adult 2.3 (1.5) 2.2 (1.5) −0.1 0.595 0.02
 Other children 1.8 (1.4) 1.9 (1.5) 0.1 0.775 0.03
Told you that PA is good
 Male adult 1.9 (1.6) 1.9 (1.6) 0.0 0.703 0.04
 Female adult 1.9 (1.6) 2.1 (1.6) 0.2 0.282 0.08
 Other children 1.7 (1.3) 1.6 (1.3) −0.1 0.569 0.03
Social Support (Peers)
 Encourage friends’ PA 2.3 (1.4) 2.2 (1.5) −0.1 0.392 0.07
 Friends encourage your PA 2.2 (1.4) 2.2 (1.4) 0.0 0.960 0.01
 Friends do PA with you 1.7 (1.7) 1.7 (1.8) 0.0 0.731 0.02
 Friends tease you about not being good at PA* 3.3 (1.1) 3.4 (1.1) 0.1 0.798 0.05
  1. N.B. As the data was non-parametric, Mann-Whitney tests were implemented. Scale. 0 = none or don’t know, 1 = once, 2 = sometimes, 3 = almost daily, 4 = daily *Scale for this question reverse-coded (0 = none or don’t know, 4 = once, 3 = sometimes, 2 = almost daily, 1 = daily)