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Table 2 Frequency, odds ratio(OR) and 95%CI (confidence interval) for different risk factors of abnormal biochemical liver function estimated from multiple regression logistic model after adjustment for age, gender, and education level

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

Variables ALT   AST   GGT  
  No. of Cases   No. of Cases   No. of Cases  
  >=37/<37 OR (95% CI)   >=37/<37 OR(95% CI)   >=61/<61 OR(95% CI)  
Ethnic group       
Non-Aboriginal 68/868 1.0 66/870 1.0 84/852 1.0
   Aboriginal 340/1724 1.4(1.2–1.7) 429/1635 1.3(1.1–2.2) 590/1472 1.5(1.2–2.9)
Alcohol drinking       
   Never 113/1402 1.0 85/1430 1.0 97/1417 1.0
   Former 16/127 1.1(0.6–2.0) 14/129 1.0(0.5–1.9) 16/129 1.0(0.5–1.9)
   Current 279/1068 1.7(1.2–2.2) 396/951 3.1(2.4–4.3) 561/951 4.7(3.3–6.0)
Cigarette smoking       
   Never 160/1666 1.0 156/1670 1.0 214/1612 1.0
   Former 19/76 1.4(0.8–2.2) 22/73 1.7(1.2–3.1) 27/68 1.1(0.6–16)
Current 229/1068 1.4(1.1–1.8) 317/766 1.8(1.3–2.2) 433/649 1.6(1.2–2.1)
Betel quid chewing       
   No 117/1584 1.0 129/1613 1.0 154/1857 1.0
   Yes 282/1117 1.5(1.1–1.8) 246/983 1.3(1.1–1.7) 136/527 0.7(0.5–1.1)
Gender       
Female 117/1439 1.0 139/1417 1.0 167/1387 1.0
Male 291/1158 1.7(1.5–2.3) 356/1093 1.6(1.2–2.0) 507/942 2.0(1.9–2.9)
BMI       
   <=25 214/1659 1.0 326/1547 1.0 374/1499 1.0
   >25 193/929 1.9(1.5–2.4) 167/955 1.0(0.7–1.1) 295/825 1.9(1.5–2.3)
HBV/HCV       
-/- 232/971 1.0 299/1904 1.0 470/1731 1.0
+/- 132/496 1.8(1.4–2.3) 148/480 1.7(1.3–2.2) 148/480 0.8(0.6–1.0)
-/+ 27/49 3.7(3.2–9.2) 26/50 3.1(2.1–6.2) 25/51 2.0(1.3–4.4)
+/+ 5/5 4.2(1.2–17.4) 5/5 3.8(1.0–14.1) 6/4 2.3(0.7–11.0)
  1. ALT:Alanine aminotrnsferase; AST:Alanine aminotrnsferase; GGT:γ-glutamyl transpeptidase; +:positive; -:negative; OR: odds ratio