Table 2.

Comparison of changes in rates of diagnosable major depression after intervention at 6 months and 12 months postnatally

	Intervention	Control	ICC	Adjusted odds ratio (95% CI)*	p value
6 months	97/418 (23%)	211/400 (53%)	0·047	0·22 (0·14–0·36)	<0·0001
12 months	111/412 (27%)	226/386 (59%)	0·037	0·23 (0·15–0·36)	<0·0001

Data are number (%), unless otherwise indicated. Diagnosis of major depression based on Diagnostic and Statistical Manual of Mental Disorders-IV criteria. ICC=intra-cluster correlation coefficient.

^*Adjusted for baseline depression score, mothers' age, parity, education, socioeconomic status, and infant sex with a logistic regression model with random effect for Union Council.