Table 1.

Meta-regression based on World Health Organization regions and continents

Areas	Prevalence of depression	Lower	Upper	I-square (%)	P
WHO regions
AFRO	0.3582	0.2949	0.4268	99.40	<0.001
EMRO	0.3426	0.2398	0.4628	99.10	<0.001
EURO	0.2534	0.2018	0.3129	98.40	<0.001
PAHO	0.2522	0.2029	0.3088	95.90	<0.001
SEARO	0.341	0.238	0.4615	95.70	<0.001
WPRO	0.2659	0.2116	0.3283	98.00	<0.001
Continents
Europe	0.2548	0.2015	0.3167	98.50	<0.001
Asia	0.3077	0.256	0.3647	98.80	<0.001
America	0.2522	0.2029	0.3088	99.40	<0.001
Australia	0.1997	0.1424	0.2728	96.30	<0.001
Africa	0.3582	0.2949	0.4268	98.00	<0.001

WHO – World Health Organization; EMRO – Eastern Mediterranean; WPRO – Regional Office for the Western Pacific; SEARO – Regional Office for South-East Asia; AFRO – World Health Organization Regional Office for Africa; PAHO – Pan American Health Organization; EURO – European Region