Table 3.
Results of the survival analysis.
| Variables | Hazard ratio | Lower 95% CI | Upper 95% CI |
| TeamConditiona (0=Solo, 1=Team) | 0.34 (P=.02) | 0.14 | 0.86 |
| Attitudeb | 0.68(P=.02) | 0.49 | 0.95 |
aTeamCondition is a binary predictor variable that describes whether a user was assigned to a Team condition or a Solo condition.
bSUS and Attitude are included as covariates to check whether participants’ perceived usability of Fittle and their attitude toward the program interfered with the ability to perform and report compliance data.