Table 1.

Results for meta-regression on studies on point prevalence of depression.

Predictor	No. of studies used	Univariate coefficient	Z value	P value	Estimated tau2
Percentage of women in study population	58	−0.1507	−0.26	0.7965	0.6776
Year of publication	68	0.0539	1.73	0.0842	0.6590
Response rate (%)	56	0.0200	2.85	0.0044	0.6964