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) |