Table 5.
Outcomes on behavioral engagement measures for the optimized UI and the basic UI respectively.
| Variable | Optimized UI (N = 198), mean (SD) |
Basic UI (N = 198), mean (SD) |
Mean difference (95% CI) | p-Value |
|---|---|---|---|---|
| Number of logins to the platform | 4.70 (2.0) | 4.36 (1.69) | 0.34 (−0.03, 0.7) | 0.070 |
| Number of problem-solving attempts initiated | 1.05 (0.93) | 1.21 (1.81) | −0.16 (−0.45, 0.12) | 0.265 |
| Total number of generated solutions | 3.37 (3.79) | 1.95 (3.25) | 1.41 (0.72, 2.11) | <0.001 |
| Mean number of generated solutions per initiated problem-solving attempt | 2.38 (2.51) | 0.92 (1.30) | 1.45 (1.06, 1.85) | <0.001 |
UI, user interface; SD, standard deviation; CI, confidence interval.