Table 3.
Changes in physical activity and sedentary lifestyle at 3 months compared to baseline.
| Measures of physical activity | App+counseling (n=379) | Counseling group (n=386) | Mean difference (app+counseling—counseling group)d | ||||
| Mean (95% CI) | P | Mean (95% CI) | P | Mean (95% CI) | P | ||
| 7-day PARa | |||||||
| Total minutes moderate activity/week | 20.6 (–8.1, 49.2) | .16 | 8.3 (–18.6, 35.2) | .54 | 10.7 (–23.8, 45.2) | .54 | |
| Minutes moderate activity in leisure minutes/week | 28.4 (6.0, 50.8) | .01 | 12.8 (–13.2, 38.8) | .33 | 7.8 (–23.5, 39.2) | .62 | |
| Total minutes vigorous/very vigorous activity/week | 2.8 (–7.6, 13.1) | .60 | –0.7 (–10.0, 8.7) | .89 | 3.5 (–8.3, 15.2) | .56 | |
| Minutes vigorous/very vigorous activity in leisure minutes/week | 0.7 (–9.5, 10.9) | .89 | –1.1 (–10.3, 8.1) | .82 | 1.9 (–9.1, 13.0) | .73 | |
| Total minutes MVPAc/week | 23.3 (–5.4, 52.1) | .11 | 7.7 (–19.8, 35.2) | .58 | 14.2 (–20.1, 48.5) | .42 | |
| Minutes MVPA in leisure minutes/week | 29.1 (4.9, 53.3) | .02 | 11.7 (–14.6, 38.1) | .38 | 9.5 (–22.6, 41.6) | .56 | |
| METb-minutes/week | 88.8 (–42.8, 220.3) | .18 | 14.5 (–108.7, 137.8) | .82 | 72.4 (–76.4, 221.2) | .34 | |
| MET-minutes/week in leisure time | 110.5 (–5.0, 225.9) | .06 | 26.9 (–90.3, 144.2) | .65 | 51.5 (–90.0, 192.9) | .47 | |
| Accelerometere | |||||||
| Steps/day | –1042.1 (–1401.7, –682.6) | <.001 | –584.2 (–961.2, –207.1) | .002 | –354.6 (–833.7, 124.4) | .15 | |
| Counts minutes/week | –12.9 (–18.6, –7.3) | <.001 | –6.8 (–13.3, –0.3) | .04 | –5.1 (–12.7, 2.5) | .19 | |
| Sedentary minutes/week | 167.7 (114.9, 220.5) | <.001 | 125.6 (73.7, 177.6) | <.001 | 32.9 (–37.6, 103.3) | .36 | |
| Light minutes/week | –113.0 –(154.4, –71.6) | <.001 | –96.6 (–137.3, –55.8) | <.001 | –14.3 (–69.6, 41.1) | .61 | |
| Moderate minute /week | –51.3 (–71.3, –31.4) | <.001 | –26.3 (–47.0, –5.5) | .01 | –14.8 (–40.8, 11.1) | .26 | |
| Vigorous very vigorous minutes/week | –3.4 (–6.9, , 0.2) | .06 | –2.8 (–6.7, 1.0) | .15 | –1.1 (–5.6, 3.4) | .62 | |
| Total MVPA minutes/week | –55.3 (–75.8, –34.9) | <.001 | –30.1 (–51.8, –8.4) | .01 | –15.9 (–42.8, 10.9) | .24 | |
| MET-minutes/week | –229.3 (–313.2, –145.4) | <.001 | –118.6 (–208.6, –28.7) | .01 | 74.9 (–186.1, 36.2) | .19 | |
a 7-day PAR:7-day Physical Activity Recall;
bMET: metabolic equivalent
cMVPA: moderate-to-vigorous physical activity.
d Changes in app+counseling and counseling only group=data at 3 months–baseline.
e In accelerometer measurement, 335 participants in app+counseling group and 344 in counseling only group.