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Table 4 Odds ratios for smoking and drinking associated with OPMDs relative to oral benign tissue conditions

From: Smoking and drinking in relation to oral potentially malignant disorders in Puerto Rico: a case-control study

Exposure

OPMDs (n)

Benign (n)

ORa

95% CI

ORadj b

95% CI

   Non-current smokers & < 7 drinks/wk (referent category)

 

47

107

1.0

---

1.0

---

   Non-current smokers & 7+ drinks/wk

 

8

22

0.83

0.34-1.99

0.66

0.25-1.79

   Current smokers & < 7 drinks/wk

 

17

13

2.98

1.34-6.62

3.58

1.53-8.37

   Current smokers & 7+ drinks/wk

 

14

13

2.45

1.07-5.62

2.53

0.96-6.68

  1. a Crude OR
  2. b OR adjusted for age (four levels), gender, education (three levels), and fruit & vegetable intake (four levels)