Table 3. Results at 5 months after intervention, given as beta coefficients from mixed models with randomization effects for clusters and stepwise adjustment for confounding factors.

n=172	Wally	PSBQ			C-TRF
	All items	Prosocial behavior	Externalizing disorder	Total problem behavior	Internalizing disorder	Externalizing disorder	Total problem behavior
	Effect[95% CI]*	Effect[95% CI]*	Effect[95% CI]*	Effect[95% CI]*	Effect[95% CI]*	Effect[95% CI]*	Effect[95% CI]*
Univariate analysis	0.90[0.30; 1.49]	0.58[0.15; 1.01]	−0.17[−0.53; 0.18]	−0.32[−0.67; 0.02]	−0.31[−0.81; 0.19]	−0.13[−0.37; 0.11]	−0.24[−0.58; 0.10]
+ adjusted for sex	0.89[0.30; 1.49]	0.54[0.13; 0.96]	−0.15[−0.51; 0.21]	−0.29[−0.67; 0.11]	−0.30[−0.80; 0.21]	−0.13[−0.36; 0.11]	−0.23[−0.57; 0.11]
+ adjusted for age (in years)	0.90[0.34; 1.46]	0.55[0.10; 0.96]	−0.15[−0.50; 0.21]	−0.29[−0.67; 0.10]	−0.29[−0.80; 0.21]	−0.13[−0.36; 0.11]	−0.23[−0.57; 0.10]
+ adjusted for disease/disability	0,91[0.34; 1.49]	0.60[0.18; 1.02]	−0.13[−0.47; 0.23]	−0.28[−0.67; 0.03]	−0.33[−0.82; 0.16]	−0.14[−0.37; 0.09]	−0.25[−0.57; 0.08]
+ adjusted for baseline test value	0.63[0.03; 1.23]	0.37[0.05; 0.71]	0.22[−0.02; 0.45]	−0.41[0.19; 0.64]	0.25[0.02; 0.49]	0.04[0.18; 0.26]	0.10[−0.13; 0.33]

PSBQ: Preschool Social Behavior Questionnaire; C-TRF: Caregiver–Teacher Report Form; CI, confidence interval;

^*Confidence intervals were calculated on the basis of t-quantiles.

Effects where the confidence interval does not include zero are shown in bold