Table 3.
Correlation between the Mobile App Rating Scale subscale and the overall score and the user star score.
| Characteristic | Engagement, correlation (P value) | Functionality, correlation (P value) | Aesthetics, correlation (P value) | Information, correlation (P value) | Overall rating, correlation (P value) |
| Engagement | __a | __ | __ | __ | __ |
| Functionality | 0.39 (.01) | __ | __ | __ | __ |
| Aesthetics | 0.67 (<.001) | 0.31 (.049) | __ | __ | __ |
| Information | 0.73 (<.001) | 0.51 (.001) | 0.65 (<.001) | __ | __ |
| Overall rating | 0.88 (<.001) | 0.62 (<.001) | 0.86 (<.001) | 0.88 (<.001) | __ |
| User star ratingb | 0.22 (.21) | 0.21 (.23) | 0.08 (.64) | 0.05 (.77) | 0.17 (.33) |
aNot applicable.
bApps with zero user star ratings were excluded.