Table 1.

Proportion of workers undergoing mandatory workplace examination screened for hepatitis B surface (HBs) antigen and hepatitis C virus (HCV) antibody by sex and age (all ages and 40 years or older).

	All ages			Age ≥ 40 years
	Men	Women	All	Men	Women	All
No. of workers who had mandatory health examinations	6,680,992	3,860,334	10,541,326	3,771,956	2,238,188	6,010,144
No. tested for HBs antigen	316,907	234,806	551,713	222,511	150,270	372,781
Proportion tested for HBs antigen (%)	4.74	6.08	5.23	5.90	6.71	6.20
95% CI (%)	4.73–4.76	6.06–6.11	5.22–5.24	5.87–5.92	6.68–6.75	6.18–6.22
No. tested for HCV antibody	225,776	177,571	403,347	157,848	129,464	287,312
Proportion tested for HCV (%)	3.38	4.60	3.83	4.18	5.78	4.78
95% CI (%)	3.37–3.39	4.58–4.62	3.81–3.84	4.16–4.20	5.75–5.81	4.76–4.80