Table 2.
Descriptive statistics of the variables used in the analysis
| Variable (N = 4164) | Mean (or %) | Min | Max | STD |
|---|---|---|---|---|
| Active commuting (outcome) | ||||
| % No | 41 | / | / | / |
| % Yes | 59 | / | / | / |
| If yes (h/week) | 2.34 | 0.1 | 10.8 | 1.8 |
| Individual variables | ||||
| Age | 43.6 | 19 | 87 | 13.3 |
| Gender | ||||
| % Men | 22.0 | / | / | / |
| % Women | 78.0 | / | / | / |
| Education | ||||
| % < high school | 16.8 | / | / | / |
| % ≥ high school | 83.1 | / | / | / |
| Parking at work | ||||
| % Yes | 36.7 | / | / | / |
| % No | 63.3 | / | / | / |
| Transit pass | ||||
| % Yes | 45.8 | / | / | / |
| % No | 54.3 | / | / | / |
| Commuting time | ||||
| % 1st tertile | 36.2 | / | / | / |
| % 2nd tertile | 30.6 | / | / | / |
| % 3rd tertile | 33.1 | / | / | / |
| Number of motor vehicles owned | 1.03 | 0 | 8 | 0.95 |
| Number of bikes owned | 1.30 | 0 | 4 | 1.38 |
| GIS-based environmental variables | ||||
| PC1 (densely built-up areas) | 0 | −8.6 | 5.3 | 2.5 |
| PC2 (well-to-do areas) | 0 | −8.5 | 4.0 | 1.8 |
| Perceived environmental variables | % agree | % neither agree nor disagree | % disagree | |
| Too much pollution | 47.3 | 24.6 | 28.1 | |
| Neighborhood is not clean | 15.8 | 14.3 | 69.9 | |
| Biking is unsafe | 34.4 | 25.7 | 39.9 | |