Table 1

 Unadjusted means for snack characteristics by group size, accounting for repeated measures within subjects

Groups of 3, n = 54*Groups of 9, n = 54*Cohen’s effect sizep Value
Mean (95% CI)Mean (95% CI)
*Number of observations.
Snack duration (min)13.0 (11.0 to 15.0)12.4 (10.4 to 15.4)0.080.69
Amount eaten (g)21.2 (17.3 to 25.1)24.8 (20.9 to 28.7)0.240.21
Eating rate (g/min)2.4 (1.8 to 3.0)2.9 (2.3 to 3.5)0.230.34
Latency to eating initiation (min)3.0 (2.2 to 3.8)1.9 (1.3 to 2.5)0.430.03
Adult prompts to eat per minute0.35 (0.15 to 0.55)0.90 (0.70 to 1.1)0.740.0002
Social interaction rating3.1 (2.9 to 3.3)2.0 (1.8 to 2.2)1.5<0.001