Insights into hepatitis E virus epidemiology in Croatia

Table 4 Hepatitis E virus immunoglobulin G prevalence according to eating habits

Eating habits	Subjects1, n	HEV IgG, n (%)	95%CI	P value
Shellfish consumption				0.004
Never	60	15 (25.0)	14.4-37.0
Rarely	374	32 (8.6)	6.0-11.7
Once a month	16	2 (12.5)	2.7-34.4
Every week	2	0 (0)	0-84.12
Game meat consumption				0.104
Never	20	1 (5.0)	0.5-21.1
Rarely	324	30 (9.3)	6.5-12.8
Once a month	89	14 (15.7)	9.3-24.3
Every week	19	4 (21.1)	7.6-42.6
Offal consumption (liver)				0.070
Never	25	0 (0)	0-13.72
Rarely	296	29 (9.8)	6.8-13.6
Once a month	120	18 (15.0)	9.5-22.2
Every week	11	2 (18.2)	4-46.7
Pork products consumption				0.216
No	204	18 (8.8)	5.5-13.3
Yes	249	31 (12.4)	8.8-17.0

¹Subjects who filled a questionnaire.

²One-sided 97.5% confidence interval.

CI: Confidence interval; HEV: Hepatitis E virus; IgG: Immunoglobulin G.