Table 2.
The intervention effect on the secondary outcomes at 3 and 6 months.
| Outcome | Sample, mean (SD) | Group × time interactiona | |||||||||
|
|
Control | Intervention | Group × time | 95% CIb | P valueb | ||||||
| Active transportationc |
|
|
|
|
|
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|
|
3 monthsd | 58.0 (30.5) | 58.6 (29.7) | 0.96 | –6.91 to 8.80 | .81 | |||||
|
|
6 monthse | 58.3 (29.0) | 60.5 (32.4) | 2.02 | –6.39 to 10.4 | .64 | |||||
| Attitude toward walkingf |
|
|
|
|
|
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|
|
3 monthsg | 3.9 (0.6) | 4.0 (0.6) | 0.02 | –0.11 to 0.14 | .80 | |||||
|
|
6 monthsh | 4.0 (0.6) | 4.0 (0.6) | –0.12 | –0.25 to 0.01 | .06 | |||||
| Attitude toward cyclingf |
|
|
|
|
|
||||||
|
|
3 monthsi | 3.6 (0.9) | 3.5 (1.0) | –0.1 | –0.25 to 0.06 | .22 | |||||
|
|
6 monthsj | 3.7 (0.9) | 3.5 (0.9) | –0.1 | –0.26 to 0.05 | .20 | |||||
| General healthk |
|
|
|
|
|
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|
|
3 monthsl | 76.9 (18.5) | 76.5 (16.7) | 1.52 | –1.69 to 4.74 | .35 | |||||
|
|
6 monthsm | 75.3 (18.5) | 77.2 (17.1) | 3.17 | –0.11 to 6.44 | .06 | |||||
aFixed effect coefficient estimate from linear mixed model (random intercept).
bGiven by 2-sided Wald test.
cMeasured by TravelVu (smartphone app).
dControl (n=102); intervention (n=106).
eControl (n=93); intervention (n=80).
fMeasured by means of Transport and Physical Activity Questionnaire.
gControl (n=110); intervention (n=102).
hControl (n=107); intervention (n=95).
iControl (n=110); intervention (n=102).
jControl (n=107); intervention (n=95).
kMeasured by RAND-36.
lControl (n=110); intervention (n=102).
mControl (n=107); intervention (n=95).