Wald statistics for Type 3 GEE¹ analyses of video-analysis.

1Generalized estimating equation. For each behaviour, the results of GEE analysis are presented as the Chi-square result (ChiSq) and the p-value (p) of the main effect for Time, Group and the Group × Time interaction. Significant main effect for Group × Time interaction is presented in bold. Italics for the behaviours indicated in bold is indicative of no significant Group effect.