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Table 3 Adjusted model for association between demographic factors and showing the patterns of at-risk drinking or dependency (AUDIT > =8)

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

At-risk drinking or dependency

Odds ratio

P value

95% CI

Trauma center

 Level 1a

Ref

Ref

Ref

 Level 2

1.72

<0.001

1.48

2.007

Age

 18–20

0.63

0.001

0.48

0.82

 21–29a

Ref

Ref

Ref

 30–39

0.93

0.58

0.74

1.17

 40–49

0.70

0.003

0.56

0.88

 50–64

0.53

<0.001

0.42

0.66

 65+

0.23

<0.001

0.17

0.31

Sex

 Malea

Ref

Ref

Ref

 Female

0.40

<0.001

0.33

0.49

Education level

 Less than high school

0.91

0.519

0.69

1.20

 High school graduatea

Ref

Ref

Ref

 Some college/Associate degree

0.72

<0.001

0.60

0.86

 4 year/advanced degree

0.62

<0.001

0.49

0.77

Language

 Englisha

Ref

Ref

Ref

 Spanish

0.79

0.16

0.58

1.09

 Constant

0.39

<0.001

0.32

0.46

  1. aReference group for comparison (pseudo R2 = 0.07)