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Table 2 Logistic regression analysis of variables possibly associated with increased probability of alcohol consumption

From: Alcohol consumption, blood alcohol concentration level and guideline compliance in hospital referred patients with minimal, mild and moderate head injuries

Variable

Univariate

Odds ratio (95% CI)

Multivariate

Odds ratio (95% CI)

Age

0.99***

(0.98,0.99)

0.98***

(0.97,0.99)

Gender

  

   Male

1

1

Female

0.46***

(0.32,0.66)

0.37***

(0.26,0.51)

HISS

  

   Minimal

1

1

Mild

4.84***

(2.47,9.51)

5.21***

(2.73,9.91)

Moderate

9.03***

(4.24,19.20)

10.13***

(5.00,20.55)

Day

  

Monday

1

1

Tuesday

0.76

(0.38,1.54)

0.80

(0.41,1.57)

Wednesday

0.72

(0.37,1.42)

0.82

(0.43,1.55)

Thursday

0.71

(0.35,1.44)

0.76

(0.39,1.50)

Friday

0.94

(0.51,1.74)

0.92

(0.60,1.95)

Saturday

2.57***

(1.47,4.49)

3.18***

(1.87,5.40)

Sunday

3.24***

(1.86,5.67)

3.85***

(2.27,6.52)

  1. *** P<0.001, ** P<0.01, * P<0.05