Vehicle age | Drivers ages 15–17 | Drivers ages 35–50 | Difference in estimated teenage and middle-aged driver percentages (95% CI) |
---|---|---|---|
N=2420 | N=18 975 | ||
<3 years | 6.1 | 8.4 | −2.2 (−3.3 to −1.2)* |
3–5 years | 12.0 | 14.2 | −2.2 (−3.5 to −0.8)* |
6–10 years | 34.2 | 31.2 | 3.0 (1.0 to 5.0)* |
11–15 years | 30.8 | 26.4 | 4.4 (2.4 to 6.3)* |
16+ years | 16.9 | 19.8 | −2.9 (−4.5 to −1.3)* |
Unknown | 0 | 0.1 |
*Difference statistically significant at α=0.05.