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Reasons for abandoning the chatbot program (n=29).
| Reasons for abandonment of Otis | Results, n (%) |
| I didn’t have time to use the chatbot. | 14 (48) |
| I had technical problems. | 7 (24) |
| I didn’t feel anxious about my health, so I didn’t need it anymore. | 6 (21) |
| I tried to put the skills into practice, but it didn’t work for me. | 1 (3) |
| It was boring. | 1 (3) |
