Table 1.
Description of Participants
| Characteristic | All Cases (N = 2,517)No. (%) | Cases From Covered Shifts (n = 2,161)No. (%) | Community Controls (n = 1,856)No. (%) |
| Sex | |||
| Women | 1,085 (43.1) | 967 (44.7) | 908 (48.9) |
| Men | 1,432 (56.9) | 1,194 (55.3) | 948 (51.1) |
| Age, years | |||
| 18 to 20 | 419 (16.6) | 379 (17.5) | 201 (10.8) |
| 21 to 29 | 716 (28.4) | 636 (29.4) | 560 (30.2) |
| 30 to 44 | 761 (30.2) | 658 (30.4) | 616 (33.2) |
| 45 to 64 | 421 (16.7) | 325 (15.0) | 329 (17.7) |
| 65 and over | 200 (7.9) | 163 (7.5) | 150 (8.1) |
| Alcohol use disorders | 497 (19.7) | 433 (20.0) | 307 (16.5) |
| Alcohol abuse | 293 (11.6) | 255 (11.8) | 232 (12.5) |
| Alcohol dependence | 204 (8.1) | 178 (8.2) | 75 (4.0) |
| Location of residence | |||
| Rural | 723 (28.7) | 478 (22.1) | 430 (23.2) |
| Urban | 1,794 (71.3) | 1,683 (77.9) | 1,426 (76.8) |
| Alcohol consumed in 6 h before injury or, among controls, the matched hour | |||
| Any | 352 (14.0) | 266 (12.3) | 97 (5.2) |
| Drinks in 6-h Window No. | Men (n = 1,432) No. (%) | Women (n = 1,085) No. (%) | Men (n = 1,194) No. (%) | Women (n = 967) No. (%) | Men (n = 948) No. (%) | Women (n = 908) No. (%) |
| All percentages are column percentages. Percentages for age-groups do not add to 100 because of rounding. | ||||||
| 1 drink | 34 (2.4) | 17 (1.6) | 29 (2.4) | 16 (1.7) | 23 (2.4) | 18 (2.0) |
| 2 drinks | 38 (2.7) | 14 (1.3) | 23 (1.9) | 12 (1.2) | 14 (1.5) | 6 (0.7) |
| 3 drinks | 32 (2.2) | 13 (1.2) | 21 (1.8) | 9 (0.9) | 11 (1.2) | 3 (0.3) |
| 4 drinks | 32 (2.2) | 8 (0.7) | 25 (2.1) | 6 (0.6) | 8 (0.8) | 0 (0) |
| 5 or 6 drinks | 52 (3.7) | 26 (2.4) | 40 (3.4) | 21 (2.2) | 5 (0.5) | 1 (0.1) |
| 7 or more drinks | 68 (4.8) | 18 (1.7) | 49 (4.1) | 15 (1.6) | 7 (0.7) | 1 (0.1) |