Table 2.
Survey results per experimental group.
| Quality | Survey item | Experimental group |
F (degrees of freedom); P value |
Posthoc testa | |||
| 1: Quiz only (n=48), mean (SD) |
2: Videos and messages only (n=45), mean (SD) |
3: Quiz + Videos and messages (n=47), mean (SD) |
|||||
| Engagement | |||||||
| Entertainment | Using MorbiQuiz was fun | 4.63 (0.57) | 3.87(0.94) | 4.62 (0.79) | 14.248 (2,137); P<.001 | 13 2 | |
| Interest | The contents of MorbiQuiz are presented in an interesting way | 4.54 (0.74) | 3.78 (1.02) | 4.45 (0.90) | 9.97 (2,137); P<.001 | 13 2 | |
| Interactivity | I felt as Sofia was talking to me | N/Ab | 3.80 (1.25) | 3.72 (1.19) | 0.09 (1,90); P=.76 | N/A | |
| Functionality | |||||||
| Ease of use | MorbiQuiz is easy to use | 4.81 (0.44) | 4.20 (1.01) | 4.70 (0.75) | 8.35 (2,137); P<.001 | 13 2 | |
| Aesthetics | |||||||
| Visual appeal | I like the graphics of MorbiQuiz | 4.65 (1.635) | 4.07 (1.03) | 4.55 (0.829) | 6.252 (2,137); P=.003 | 13 2 | |
| Information | |||||||
| Goals | It is easy to understand what MorbiQuiz is for | 4.63 (0.61) | 4.20 (0.84) | 4.70 (0.55) | 7.36 (2,137); P=.001 | 31 2 | |
| Quality of information | MorbiQuiz’s contents are easy to understand | 4.56 (0.58) | 4.40 (0.86) | 4.36 (0.89) | 0.86 (2,137); P=.42 | N/A | |
| Credibility | The contents of the quiz are reliable | 4.5 (0.62) | N/A | 4.49 (0.8) | 0.005 (1,90); P=.94 | N/A | |
| The contents of the videos are reliable | N/A | 4.11 (0.86) | 4.23 (0.96) | 0.42 (1,90); P=.52 | N/A | ||
| Subjective | |||||||
| Star rating | How would you rate MorbiQuiz? | 4.5 (0.55) | 3.76 (0.74) | 4.23 (0.67) | 15.335 (2,137); P<.001 | 13 2 | |
| Future recommendation | How likely are you to recommend MorbiQuiz to other parents? | 4.27 (0.87) | 3.91 (0.7) | 4.38 (0.79) | 4.419 (2,137); P=.01 | 3 2 | |
| App specific | |||||||
| Awareness/knowledge | MorbiQuiz has helped me deepen my knowledge of vaccination | 4.58 (0.58) | 3.89 (0.88) | 4.70 (0.72) | 16.36 (2,137); P<.001 | 31 2 | |
| Help seeking | MorbiQuiz has increased my desire to collect information about vaccination | 4.42 (0.68) | 4.09 (0.90) | 4.34 (0.91) | 1.93 (2,137); P=.15 | N/A | |
| Behavior change | After using MorbiQuiz, do you think that this app could change parents’ vaccination decision? | — | — | — | — | — | |
aClose groups significantly differ from other.
bN/A: Not applicable.