Table 2.

Pooled prevalence of HBV or HCV infection among patients with cirrhosis stratified by WHO region and UN subregion

	HBV prevalence (%)	HCV prevalence (%)	Viral (%)	HBV/HCV ratio
WHO region
America	5%	32%	37%	0·2
Europe	13%	27%	40%	0·5
South-East Asia	25%	29%	54%	0·9
Africa	41%	13%	54%	3·2
Western Pacific	59%	13%	72%	4·5
Eastern Mediterranean	12%	70%	82%	0·2
UN subregion
Oceania	6%	28%	34%	0·2
Northern Europe	3%	20%	23%	0·2
Western Europe	8%	22%	30%	0·4
Central and Eastern Europe	13%	24%	37%	0·5
Southern Europe	14%	40%	54%	0·4
Caribbean and Central America	3%	23%	26%	0·1
South America	9%	26%	35%	0·3
Northern America	4%	36%	40%	0·1
South-Central Asia	23%	19%	42%	1·2
Western Asia	35%	23%	58%	1·5
South-Eastern Asia	30%	34%	64%	0·9
Eastern Asia	61%	12%	73%	5·1
Sub-Saharan Africa	41%	13%	54%	3·2
Northern Africa	8%	83%	91%	0·1
World	42%	21%	63%	2·0

HBV=hepatitis B virus. HCV=hepatitis C virus.