Table 1.
Effect | Estimate | Standard Error | t | Degrees of Freedom | p Value |
Physical functioning | |||||
Intercept | 113.51 | 12.62 | 8.99 | 685 | <.001 |
Time | −0.15 | 0.01 | −11.01 | 605 | <.001 |
Driving status | 6.66 | 2.03 | 3.28 | 1387 | .001 |
Time since cessation | −0.02 | 0.01 | −1.37 | 1387 | .170 |
Physical role | |||||
Intercept | 137.69 | 18.25 | 7.54 | 684 | <.001 |
Time | −0.20 | 0.03 | −7.06 | 603 | <.001 |
Driving status | 11.17 | 3.94 | 2.84 | 1384 | .005 |
Time since cessation | −0.0001 | 0.02 | −0.01 | 1384 | .996 |
Social functioning | |||||
Intercept | 88.18 | 9.64 | 9.14 | 685 | <.001 |
Time | −0.10 | 0.02 | −6.15 | 604 | <.001 |
Driving status | 7.68 | 2.20 | 3.49 | 1388 | <.001 |
Time since cessation | 0.02 | 0.01 | 1.41 | 1388 | .159 |
Physical performance | |||||
Intercept | −0.003 | 0.95 | 0.00 | 678 | .998 |
Time | 0.01 | 0.002 | 6.27 | 491 | <.001 |
Driving status | −0.81 | 0.23 | −3.53 | 698 | <.001 |
Time since cessation | −0.002 | 0.001 | −1.76 | 698 | .078 |
General health | |||||
Intercept | 80.83 | 9.34 | 8.65 | 685 | <.001 |
Time | −0.06 | 0.01 | −4.86 | 601 | <.001 |
Driving status | 1.39 | 1.74 | 0.80 | 1383 | .425 |
Time since cessation | −0.03 | 0.01 | −2.97 | 1383 | .003 |
Self-rated health | |||||
Intercept | 2.62 | 0.47 | 5.59 | 684 | <.001 |
Time | 0.002 | 0.001 | 3.24 | 565 | .001 |
Driving status | −0.19 | 0.10 | −1.80 | 1193 | .072 |
Time since cessation | 0.001 | 0.001 | 1.35 | 1193 | .176 |
Depressive symptoms | |||||
Intercept | 3.42 | 2.43 | 1.41 | 684 | .160 |
Time | 0.01 | 0.004 | 2.05 | 565 | .041 |
Driving status | −0.39 | 0.52 | −0.75 | 1192 | .453 |
Time since cessation | 0.005 | 0.003 | 1.52 | 1192 | .128 |
Note: The above models controlled for baseline age, sex, and years of education.