Table 6.
Comparison of mean number of days drinking alcohol pre- and post-injury.
| N | Baseline |
Follow-up |
Difference | Comparison* | |||
|---|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ||||
| All | 201 | 7.04 | 9.05 | 2.67 | 4.59 | 4.4 | P < 0.05 |
| Sex | |||||||
| Male | 151 | 7.62 | 9.38 | 2.93 | 4.99 | 4.7 | P < 0.05 |
| Female | 50 | 5.32 | 7.81 | 1.89 | 2.98 | 3.4 | P < 0.05 |
| Age at injury** | |||||||
| 18–24 | 48 | 6.63 | 7.29 | 3.19 | 3.85 | 3.4 | P < 0.05 |
| 25–34 | 49 | 8.39 | 10.50 | 2.55 | 4.29 | 5.8 | P < 0.05 |
| 35–44 | 49 | 5.88 | 8.49 | 2.49 | 5.30 | 3.4 | P < 0.05 |
| 45–54 | 41 | 8.23 | 10.00 | 2.21 | 4.50 | 6.0 | P < 0.05 |
| 55–64 | 10 | 6.10 | 8.60 | 4.50 | 6.69 | 1.6 | NS |
| Race-ethnicity | |||||||
| Non-Hispanic White | 52 | 7.29 | 9.32 | 2.82 | 4.67 | 4.5 | p < 0.05 |
| Others | 149 | 6.31 | 8.28 | 2.27 | 4.37 | 4.0 | p < 0.05 |
*Wilcoxon signed rank sum test.
**Only four cases in the SCI group over age 65, so no comparisons are presented.
NS = not statistically significant at P < 0.05.