Table 3 Associations between in-person renewal frequency and crash rates by driver age group, 2000–2019
Age Group | 40–54 | 55–64 | 65–74 | 75 + |
|---|---|---|---|---|
All 13 states, comparing different levels of restrictiveness | ||||
In-person renewal | RR (95% CI) | RR (95% CI) | RR (95% CI) | RR (95% CI) |
Every other time | 0.99 (0.86–1.14) | 1.01 (0.88–1.17) | 1.03 (0.96–1.10) | 1.03 (0.94–1.13) |
Less frequent than every time | 1.15 (0.97–1.37) | 1.16 (0.99–1.36) | 1.08 (1.01–1.16) | n/a |
Every time | Ref | Ref | Ref | Ref |
Only states with a law change, model of less restrictive vs no change | ||||
RR (95% CI) | RR (95% CI) | RR (95% CI) | RR (95% CI) | |
Time to in-person renewal Less restrictive^ | 0.92 (0.81–1.04) | 0.92 (0.82–1.02) | 1.02 (0.97–1.07) | 1.11 (0.95–1.30) |
Only states with a law change, model of less restrictive vs no change, 5-year lag | ||||
RR (95% CI) | RR (95% CI) | RR (95% CI) | RR (95% CI) | |
Time to in-person renewal Less restrictive^ | 0.98 (0.88–1.09) | 0.97 (0.87–1.09) | 0.96 (0.87–1.07) | 1.07 (0.95–1.20) |