Variables | No (%) before (1997) | No (%) after (1998) | p Value |
---|---|---|---|
*Statistically significant. | |||
Missing information was excluded. | |||
Gender | |||
Male | 604 (80.9) | 533 (78.5) | 0.30 |
Female | 143 (19.1) | 146 (21.5) | |
Age of driver (years) | |||
<18 | 50 (9.0) | 28 (5.4) | 0.03* |
≥18 | 505 (91.0) | 486 (94.6) | |
Use of helmet | |||
Yes | 224 (31.2) | 434 (66.2) | 0.00* |
No | 494 (68.8) | 222 (33.8) | |
Alcoholic breath | |||
Yes | 157 (21.0) | 104 (15.3) | 0.01* |
No | 590 (79.0) | 575 (84.7) |