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Table 1 Prevalence of anti- HEV IgG in association with demographic characteristics in the adult Amsterdam population in 2004

From: Seroprevalence of hepatitis E virus differs in Dutch and first generation migrant populations in Amsterdam, the Netherlands: a cross-sectional study

Characteristic Study sample Amsterdam adult population
Total tested HEV- seropositive Univariate OR (95 % CI)   Multivariate ORa (95 % CI)   Weighted HEV seropositivea 95 % CI
No. (%) P value P value %
Total 1199 459 (38.3)        26.7 (23.8–29.8)
Gender       0.002    0.54   
Male 558 239 (42.8) 1       26.0 (22.0–31.1)
Female 641 220 (34.3) 0.7 (0.6–0.9)      27.0 (23.2–31.1)
Age category       <0.001    <0.001   
18–34 162 15 (9.3) 1    1    9.8 (5.5–17.0)
35–44 269 64 (23.8) 3.1 (1.7–5.6)   3.0 (1.6–5.5)   20.7 (15.1–27.7)
45–54 308 124 (40.3) 6.6 (3.7–11.8)   7.5 (4.2–13.7)   33.3 (27.2–40.1)
55–64 257 135 (52.5) 10.8 (6.0–19.5)   11.7 (6.4–21.5)   42.7 (35.3–50.4)
65 and older 203 121 (59.6) 14.5 (7.9–26.4)   18.1 (9.7–33.8)   54.4 (45.8–62.8)
Ethnic origin      <0.001   <0.001  
Dutch 426 157 (36.9) 1    1    29.7 (25.7–34.0)
Moroccan 257 161 (62.6) 2.9 (2.1–4.0) 3.5 (2.4–4.9)   44.0 (37.1–51.1)
Turkish 296 99 (33.4) 0.9 (0.6–1.2) 1.1 (0.8–1.5)   20.3 (17.0–24.0)
Otherb 220 42 (19.1) 0.4 (0.3–0.6) 0.4 (0.3–0.6)   16.9 (12.0–23.3)
  1. aThe weighted seroprevalence was calculated, taking fractions of ethnical residents in Amsterdam into account, as explained in Methods
  2. bOther countries are mainly Surinam, Netherlands Antilles and Indonesia