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Table 1 Baseline demographic characteristics

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

Variables (N total = 5783)

N/Total (%)

Level 1 trauma center (%)

Level 2 trauma center (%)

P-value

Age

 18–20

517(8.9)

346(9.0)

171(8.8)

0.001

 21–29

1279(22.1)

846(22.0)

433(22.4)

 30–39

755(13.1)

530(13.8)

225(11.6)

 40–49

848(14.7)

529(13.7)

319(16.5)

 50–64

1225(21.2)

787(20.4)

438(22.7)

 65+

1159(20.0)

812(21.1)

347(18.0)

Sex

 Male

3913(67.7)

2602(67.6)

1311(67.8)

0.85

 Female

1870(32.3)

1248(32.4)

622(32.2)

Education

 Less than high school

511(8.8)

392(10.2)

119(6.2)

<.001

 High school graduate

1876(32.5)

1330(34.6)

546(28.2)

 Some college/Associate degree

1835(31.7)

1200(31.2)

635(32.8)

 4 year/advanced degree

1318(22.8)

791(20.4)

527(27.3)

Language

 Spanish

362(6.3)

244(6.3)

118(6.1)

0.73

 English

5421(93.7)

3606(93.7)

1815(93.9)

Drinking level

 Non drinker

1955(33.8)

1489(38.7)

466(24.1)

<.001

 Within NIAAA limit

2207(38.2)

1375(35.7)

832(43.0)

Above NIAAA limit and:

 Low risk (AUDIT 1–7)

668(11.5)

450(11.7)

218(11.3)

 

 At-risk (AUDIT 8–19)

672(11.6)

394(10.2)

278(14.4)

 Dependent (AUDIT 20–40)

281(4.9)

142(3.7)

139(7.2)

Readiness-to-change score

 1–3

257(17.0)

153(16.4)

104(18.0)

0.021

 4–7

520(34.5)

346(37.2)

174(30.2)

 8–10

731(48.5)

432(46.4)

299(51.8)