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Table 1 HEV IgM seroprevalence in Nepalese blood donors

From: Hepatitis E virus seroepidemiology: a post-earthquake study among blood donors in Nepal

Variable n tested HEV IgM seropositive Univariate Analysis Multivariate Analysis
n %
(95% CI)
Odds ratio
(95% CI)
p value Odds ratio
(95% CI)
p value
Sex
 Female 306 4 1.3 (0.0–2.6) a    
 Male 1,539 51 3.3 (2.4–4.2) 2.6 (0.9–7.2) >0.05   
Age >0.05   
 <25 years 735 18 2.5 (1.3–3.6) a    
 25–34 years 682 22 3.2 (1.9–4.6) 1.3 (0.7–2.5) >0.05   
 35–44 years 315 10 3.2 (1.2–5.1) 1.3 (0.6–2.9) >0.05   
 45–54 years 99 5 5.1 (0.7–9.4) 2.1 (0.8–5.8) >0.05   
 55–64 years 14 0 0 0 >0.05   
District >0.05   
 Bhaktapur 135 6 4.4 (1.0–7.9) 7.4 (0.9–61.8) >0.05   
 Kavre 116 3 2.6 (0–5.47) 4.2 (0.4–40.9) >0.05   
 Kathmandu 1,435 45 3.1 (2.2–4.0) 5.12 (0.7–37.4) >0.05   
 Chitwan 159 1 0.6 (0–1.9) a    
Donor status   
 Repeat 1,265 40 3.2 (2.2–4.1) 1.2 (0.7–2.2) >0.05   
 First time 580 15 2.6 (1.3–3.9) a    
History of Jaundice
 Yes 212 13 6.1 (2.9–9.4) 2.6 (1.4–4.9) <0.05 2.5 (1.3–4.7) <0.05
 No 1,633 42 2.5 (1.8–3.3) a    
Family history of jaundice
 Yes 226 8 3.5 (1.1–6.0) 1.3 (0.6–2.7) >0.05   
 No 1,619 47 2.9 (2.1–3.7) a    
Drinking Water Source >0.05
 Community tap 274 10 3.7 (1.4–5.9) 1.01 (0.3–3.04) >0.05   
 Municipality 940 20 2.1 (1.2–3.1) 0.57 (0.2–1.4) >0.05   
 Others 296 14 4.7 (2.3–7.2) 1.05 (0.2–5.29) >0.05   
 Multiple sources 60 2 3.3 (0–7.9) 1.2 (0.5–3.1) >0.05   
 Underground 250 9 3.6 (1.2–5.9) a    
Drinking water treatment >0.05
 Boiling 315 13 4.1 (1.9–6.3) a    
 Filtering 1,030 30 2.9 (1.9–3.9) 0.7 (0.4–1.5) >0.05   
 Chemical treatment 50 1 2.0 (0–5.9) 0.5 (0.1–3.9) >0.05   
 Multiple methods 202 4 2.0 (0.1–3.9) 0.5 (0.2–1.7) >0.05   
 No treatment 248 7 2.8 (0.8–4.9) 0.7 (0.3–1.8) >0.05   
Vegetarianism    
 Yes 1,663 48 2.9 (2.1–3.7) a    
 No 182 7 3.9 (1.1–6.6) 1.4 (0.6–3.2) >0.05   
Pork consumption
 Yes 700 29 4.1 (2.7–5.6) 1.9 (1.1–3.3) <0.05 1.8 (1.0–3.2) <0.05
 No 1,145 26 2.3 (1.4–3.1) a    
International travel
 Yes 565 15 2.7 (1.3–4.0) a    
 No 1,280 40 3.1 (2.2–4.1) 1.2 (0.6–2.1) >0.05   
  1. aReference group