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Table 4 Adjusted odds ratio(OR) and 95%CI (confidence interval) from multiple logistic regression for risk factors of cirrhosis of liver diagnosed by ultrasonography

From: Prevalence and determinants of biochemical dysfunction of the liver in Atayal Aboriginal community of Taiwan: Is betel nut chewing a risk factor?

Variables No. of liver cirrhosis/total OR (95%CI)
No. of Cases 41/1382 (3.0%)  
Ethnic group   
   Non-Aboriginal 7/398 (1.8%) 1.0
   Aboriginal 34/984 (3.5%) 1.8(1.4–3.6)
Alcohol drinking   
   Never 2/681(0.3%) 1.0
   Former 6/101(5.9%) 1.6(1.3–4.6)
   Current 33/600(5.5%) 2.1(1.5–3.5)
Cigarette smoking   
   Never 9/892(1.0%) 1.0
   Former 2/49(4.1%) 1.3(0.6–10.7)
   Current 30/441(6.8%) 1.8(1.1–2.7)
Betel quid chewing   
   No 19/679(3.5%) 1.0
   Yes 22/703(2.2%) 1.7(1.2–2.3)
Gender   
   Female 5/732(0.7%) 1.0
   Male 36/650(5.5%) 1.5(1.2–3.9)
BMI   
   <=25 26/852(3.1%) 1.0
   >25 15/530(2.8%) 0.9(0.6–1.7)
HBV/HCV   
   -/- 21/1020(2.1%) 1.0
   +/- 18/300(6.0%) 1.9(0.4–12.8)
   -/+ 1/32(3.1%) 2.2(1.4–4.7)
   +/+ 1/3(33.3%) 5.4(0.2–7.6)
  1. +:positive; -:negative OR: odds ratio