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Table 2 Adjusted model for association between demographic factors and being a drinker (any amount)

From: Computerized alcohol screening identified more at-risk drinkers in a level 2 than a level 1 trauma center

Drinker

Odds ratio

P value

95% CI

Trauma center

 Level 1a

Ref

Ref

Ref

 Level 2

2.00

<0.001

1.75

2.29

Age

 18–20

0.48

<0.001

0.38

0.61

 21–29a

Ref

Ref

Ref

 30–39

0.82

0.091

0.65

1.03

 40–49

0.55

<0.001

0.44

0.68

 50–64

0.34

<0.001

0.28

0.41

 65+

0.18

<0.001

0.15

0.22

Sex

 Malea

Ref

Ref

Ref

 Female

0.50

<0.001

0.44

0.57

Education level

 Less than high school

0.80

0.055

0.64

1.00

 High school graduatea

Ref

Ref

Ref

 Some college/Associate degree

1.32

<0.001

1.13

1.53

 4 year/advanced degree

1.30

0.002

1.10

1.54

Language

 Englisha

Ref

Ref

Ref

 Spanish

0.79

0.073

0.61

1.02

 Constant

4.04

<0.001

3.40

4.80

  1. aReference group for comparison (pseudo R2 = 0.11)