Table 4.
Summary statistics by ACTION waves
| Wave 1 | Wave 2 | Wave 3 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| n | mean | s.d. | n | mean | s.d. | n | mean | s.d. | ||
| Travel behavior variables: average trip count or duration (min) per day | Driving count | 460 | 3.09 | 2.00 | 371 | 3.25 | 2.12 | 361 | 3.11 | 2.21 |
| Driving duration | 460 | 48.99 | 32.06 | 371 | 52.60 | 37.25 | 361 | 48.89 | 33.04 | |
| Public transit count | 460 | 0.26 | 0.61 | 371 | 0.26 | 0.58 | 361 | 0.34 | 0.70 | |
| Public transit duration | 460 | 6.09 | 16.74 | 371 | 5.16 | 12.57 | 361 | 7.22 | 16.68 | |
| Walking and biking count | 460 | 1.43 | 1.65 | 371 | 1.36 | 1.55 | 361 | 1.45 | 1.49 | |
| Walking and biking duration | 460 | 18.63 | 22.94 | 371 | 15.09 | 20.26 | 361 | 15.80 | 18.53 | |
| Ride-hailing count | 460 | 0.01 | 0.10 | 371 | 0.02 | 0.14 | 361 | 0.02 | 0.12 | |
| Ride-hailing duration | 460 | 0.20 | 2.02 | 371 | 0.50 | 3.09 | 361 | 0.55 | 3.81 | |
| Total trip count | 460 | 4.90 | 2.22 | 371 | 4.99 | 2.28 | 361 | 5.05 | 2.39 | |
| Total trip duration | 460 | 76.01 | 35.06 | 371 | 75.75 | 40.02 | 361 | 74.86 | 33.64 | |
| Other variables | Age | 453 | 54.27 | 12.92 | 371 | 56.33 | 12.85 | 333 | 58.70 | 12.54 |
| Female (=1) | 460 | 0.62 | 0.49 | 358 | 0.64 | 0.48 | 346 | 0.64 | 0.48 | |
| White (=1) | 460 | 0.88 | 0.33 | 358 | 0.89 | 0.32 | 346 | 0.88 | 0.32 | |
| Education: less than college degree (=1) | 424 | 0.30 | 0.46 | 368 | 0.26 | 0.44 | 317 | 0.26 | 0.44 | |
| Education: college degree (=1) | 424 | 0.37 | 0.48 | 368 | 0.40 | 0.49 | 317 | 0.40 | 0.49 | |
| Education: graduate degree (=1) | 424 | 0.33 | 0.47 | 368 | 0.35 | 0.48 | 317 | 0.34 | 0.47 | |
| Household size | 449 | 2.29 | 1.30 | 368 | 2.29 | 1.41 | 357 | 2.29 | 1.59 | |
| Number of children under 18 | 450 | 0.46 | 0.89 | 363 | 0.44 | 0.89 | 359 | 0.38 | 0.81 | |
| Number of vehicles owned by household | 447 | 1.23 | 1.02 | 369 | 1.68 | 1.00 | 359 | 1.70 | 1.10 | |
| Income: < $50k (=1) | 455 | 0.38 | 0.49 | 371 | 0.35 | 0.48 | 360 | 0.34 | 0.47 | |
| Income: $50k – $100k (=1) | 455 | 0.38 | 0.49 | 371 | 0.35 | 0.48 | 360 | 0.35 | 0.48 | |
| Income: >$100k (=1) | 455 | 0.24 | 0.43 | 371 | 0.29 | 0.45 | 360 | 0.31 | 0.46 | |
| Work full time (=1) | 460 | 0.54 | 0.50 | 371 | 0.50 | 0.50 | 337 | 0.52 | 0.50 | |
| Like taking public transit (1 = strongly agree or somewhat agree, 0 = neutral, somewhat disagree or strongly disagree) | 456 | 0.43 | 0.50 | 359 | 0.45 | 0.50 | 359 | 0.46 | 0.50 | |
| Like driving (1 = strongly agree or somewhat agree, 0 = neutral, somewhat disagree or strongly disagree) | 454 | 0.56 | 0.50 | 365 | 0.54 | 0.50 | 358 | 0.49 | 0.50 | |
| Residential unit density | 456 | 15.94 | 11.95 | 369 | 17.09 | 14.24 | 357 | 17.26 | 14.16 | |
| Total N | 460 | 371 | 361 | |||||||