Table 5.
Intervention duration (days) by health domain in the included studies evaluating specific mobile health apps (N=97).
| Health domains | Values, mean (SD) | Values, median (IQR) | Values, range |
| NCDa self-management | 129.1 (87.9) | 91.3 (180-73.5) | 30-365 |
| Mental health | 97.6 (137) | 56 (78.8-30) | 28-577.9 |
| Substance use | 109.2 (192.1) | 56 (90.5-17.6) | 14-615 |
| Nutrition | 52.5 (55.7) | 28 (56-21) | 7-172 |
| Physical activity | 74.3 (28) | 81 (100-49) | 28-100 |
| Weight loss | 214 (216.3) | 180 (273.8-70) | 56-730 |
| MLIb | 79.6 (50.7) | 87 (91.3-33.3) | 21-182.5 |
| Mindfulness | 107.1 (142.3) | 42 (202.7-29) | 21-365 |
| Other NCDs | 111 (126.6) | 56 (159.4-31.5) | 14-365 |
| All domains | 111.4 (132) | 60.8 (100-30) | 7-730 |
aNCD: noncommunicable disease.
bMLI: multicomponent lifestyle intervention.