Feasibility of the Positive Thoughts and Actions Prevention Program for Middle Schoolers at Risk for Depression

Table 4

Effect sizes (Cohen’s D) for outcomes across time.

Construct	Coping		Cognition		Parent-child communication		Depressive symptoms
Measure	PCEC	SCEC	PC	CATS	PCCC	PCCP	MFQ-C	MFQ-P	CDRS
Postintervention
	.67	.51	.64	.17	.35	.39	−.16	−.12	−.02
6-month followup
	.52	−.05	−.32	.2	−.04	.15	.09	.03	−.44
18-month followup
	.5	.16	.2	.24	.04	−.01	.18	−.47	−.08

Effect sizes were calculated using adjusted means from GLM (reported in Table 3).
(+) = Treatment > Control (better than); (−) = Treatment < Control (worse than).