Insights into hepatitis E virus epidemiology in Croatia

Table 3 Hepatitis E virus immunoglobulin G prevalence according to sociodemographic characteristics

Characteristic	Subjects1, n	HEV IgG, n (%)	95%CI	P value
Sex				0.065
Male	238	29 (10.9)	7.6-15.0
Female	282	22 (7.2)	4.7-10.6
Age group in yr				< 0.001
< 30	99	3 (2.9)	0.8-7.6
30-39	147	11 (7.0)	3.8-11.7
40-49	94	5 (5.1)	2.0-10.7
50-59	90	11 (10.9)	5.9-18.1
60 +	62	19 (23.5)	15.3-33.5
Area of residence				0.144
Rural	151	16 (9.6)	5.8-14.7
Suburban	54	11 (16.9)	9.3-27.4
Urban	255	24 (8.6)	5.7-12.3
Number of household members				0.301
≤ 3	258	22 (7.9)	5.1-11.4
> 3	177	21 (10.6)	6.9-15.5
Educational level				0.467
Primary school	58	5 (7.9)	3.1-16.5
High school	254	25 (9.0)	6.0-12.7

¹Subjects who filled a questionnaire.

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