Table 2.
The 4- and 12-month mediation estimates the total effect, average direct effect (ADE), average causal mediation effect (ACME), and proportion mediated effect.
| Mediator | Total effect (90% CI) | ADEa (90% CI) | ACMEb (90% CI) | Proportion mediated, % | |||||
| 4-month mediation | |||||||||
|
|
App-use (PC1a) | 0.034 (0.023 to 0.045) | 0.013 (0.002 to 0.025) | 0.021 (0.012 to 0.029) | 60.3 | ||||
|
|
Self-weighing frequency | 0.034 (0.023 to 0.045) | 0.015 (0.004 to 0.026) | 0.019 (0.012 to 0.027) | 55.8 | ||||
| 12-month mediation | |||||||||
|
|
4-month weight loss | 0.032 (0.015 to 0.048) | 0.002 (−0.012 to 0.031) | 0.03 (0.019 to 0.043) | 94.8 | ||||
aPC1: principal component 1.