Validity physical activity (n = 64) | |
Accelerometer, mean number of steps/day (SD) | 4057 (2883) |
Smartphone 1st week, mean number of steps/day (SD) | 4033 (2842) |
ICC (95% CI, p) | 0.97 (0.95–0.98, < 0.001) |
Validity physical fitness (n = 45) | |
6MWT hospital, mean distance walked, in meters (SD) | 424 (126) |
6MWT via application, mean distance walked in meters (SD) | 431 (191) |
ICC (95% CI, p) | 0.47 (0.21–0.67, 0.001) |
Test-retest reliability physical activity (n = 61) | |
Smartphone 1st week, mean number of steps/day (SD) | 4033 (2842) |
Smartphone 2nd week, mean number of steps/day (SD) | 4414 (2754) |
ICC (95%CI, p) | 0.91 (0.85–0.94, < 0.001) |
SEM | 833 |
SDD95 | 2309 |
Test-retest reliability physical fitness (n = 26) | |
1st 6MWT via application, mean distance walked, in meters (SD) | 408 (209) |
2nd 6MWT via application, mean distance walked, in meters (SD) | 478 (182) |
ICC (95% CI, p) | 0.88 (0.74–0.94, < 0.001) |
SEM | 70 |
SDD95 | 193 |