Table 1.
Characteristics of the study population, overall and by driving statusa
| Overall | Non-drivers | Drivers | |
|---|---|---|---|
| No. participants | 90 810 | 15 373 | 75 437 |
| Age, years | 56.1 (7.8) | 56.2 (7.9) | 56.1 (7.8) |
| Body mass index, kg/m2 | 26.7 (4.5) | 26.5 (4.9) | 26.7 (4.4) |
| Women, % | 56.3 | 67.1 | 54.1 |
| Age group | |||
| <50 years, % | 23.6 | 23.9 | 23.6 |
| 50 to <65 years, % | 60.7 | 59.8 | 60.9 |
| ≥65 years, % | 15.7 | 16.3 | 15.5 |
| College/university education, % | 70.7 | 64.4 | 72.0 |
| Physical disability, % | 2.9 | 5.0 | 2.5 |
| Employed , % | 62.1 | 57.3 | 63.1 |
| Residential density, permanent dwellings/km2 | 2066 (1341) | 2870 (1821) | 1903 (1154) |
| Driving time, hrs/day | 0.9 (1.0) | 0 (0) | 1.1 (1.0) |
| Total PA, milli-g | 27.1 (22.5, 32.6) | 26.8 (22.0, 32.5) | 27.2 (22.6, 32.6) |
| ST, min/day | 641.1 (100.3) | 649.7 (105.4) | 639.4 (99.2) |
| LPA, min/day | 294.6 (64.2) | 285.2 (67.0) | 296.5 (63.4) |
| MVPA, min/day | 67.7 (47.5, 95.0) | 70.6 (47.5, 97.9) | 67.7 (47.5, 93.6) |
a
Values represent means (standard deviations) for continuous variables and percentages for categorical variables, with the exception of total PA and MVPA, which are presented as medians (interquartile ranges).