Table 3.

Estimated prevalence of chronic HCV infection and estimated number of affected individuals, 2013–2014, Belgium

Demographic characteristic		HCV chronic infection 2013–2014
		Number in study sample	Prevalence in Belgium		Individuals in Belgium
			%	95% CI	n	95% CI
Sex	Female	1	0.04	0.005–0.34	2280	280–18,950
	Male	3	0.20	0.05–0.85	10,770	2500–46,130
Region	Brussels-Capital	0	0	0–0.99	0	0–11,430
	Flanders	4	0.21	0.07–0.66	13,300	4130–42,180
	Wallonia	0	0	0–0.46	0	0–16,390
Age group (in years)	< 20	1	0.08	0.01–0.54	1990	290–13,700
	≥20	3	0.13	0.04–0.43	10,900	3220–36,790
	20–29	0	0	0–0.98	0	0–13,670
	30–39	1	0.31	0.04–2.27	4490	600–32,890
	40–49	1	0.13	0.02–1.14	2150	250–18,230
	50–59	1	0.27	0.03–2.3	4180	490–35,130
	60–69	0	0	0–2.07	0	0–24,980
	70–79	0	0	0–4.51	0	0–36,840
	≥80	0	0	0–3.66	0	0–21,480
All		4	0.12	0.03–0.41	13,320	3770–45,510

Legend: HCV: hepatitis C virus, CI: confidence interval