Table 2.
CAN Thematic Analysis Salience (N = 107)
| Thematic Category | Theme | n (%) a |
|---|---|---|
| Helpful aspects of website | General helpfulness of website | 69 (64.5% of 107) |
| Helpful sleep-related information | 69 (64.5% of 107) | |
| New information from website | 58 (54.2% of 107) | |
| Reminders of known information | 42 (39.3% of 107) | |
| Usefulness of website strategies | 38 (35.5% of 107) | |
| Website understandability | 28 (26.2% of 107) | |
| Helpful alcohol-related information | 25 (23.4% of 107) | |
| User-friendliness of website | 25 (23.4% of 107) | |
| Memorability of information | 9 (8.4% of 107) | |
| Unhelpful aspects of website | Lack of new information | 14 (13.1% of 107) |
| Irrelevance of information | 5 (4.7% of 107) | |
| Difficulty implementing strategies | 5 (4.7% of 107) | |
| Helpful aspects of biosensors | Ankle biosensor increased awareness | 36 (33.6% of 107) |
| General helpfulness of biosensor(s) | 35 (32.7% of 107) | |
| Watch biosensor increased awareness | 33 (30.8% of 107) | |
| Neutral aspect of biosensors | Neutral aspect of biosensors | 65 (60.7% of 107) |
| Unhelpful aspects of biosensors | Burdensomeness of ankle biosensor | 22 (20.6% of 107) |
| Unhelpful without data feedback | 16 (15.0% of 107) | |
| Lack of behavior change | 12 (11.2% of 107) | |
| Burdensomeness of watch biosensor | 8 (7.5% of 107) | |
| Stigma of ankle biosensor | 6 (5.6% of 107) | |
| Ankle biosensor increased drinking | 5 (4.7% of 107) | |
| Helpful aspects of diaries | Increased mindfulness of sleep | 42 (53.8% of 78) |
| General helpfulness of diaries | 38 (48.7% of 78) | |
| Increased mindfulness of alcohol use | 31 (39.7% of 78) | |
| New experience of keeping a diary | 22 (28.2% of 78) | |
| Ease of answering questions | 17 (21.8% of 78) | |
| Motivation to change behaviors | 10 (12.8% of 78) | |
| Neutral aspect of diaries | Neutral aspect of diaries | 13 (16.7% of 78) |
| Unhelpful aspects of diaries | Challenges answering questions | 13 (16.7% of 78) |
| Lack of behavior change | 6 (7.7% of 78) | |
| Lack of new information | 6 (7.7% of 78) | |
| Helpful aspects of feedback | Helpfulness of personalization | 45 (90.0% of 50) |
| General helpfulness of feedback | 29 (58.0% of 50) | |
| Helpful data presentations | 27 (54.0% of 50) | |
| Unhelpful aspects of feedback | Lack of new information | 4 (8.0% of 50) |
| Most influential interventions | Feedback was most influential | 36 (72.0% of 50) |
| Website was most influential | 39 (36.4% of 107) | |
| Diary was most influential | 25 (32.1% of 78) | |
| Biosensors were most influential | 17 (15.9% of 107) | |
| Multiple things were helpful | 15 (14.0% of 107) | |
| Suggestions for interventions | Willing to wear more devices (watch) | 65 (60.7% of 107) |
| Want diet and exercise-related feedback | 63 (58.9% of 107) | |
| Willing to complete new diary questions | 60 (56.1% of 107) | |
| Want caffeine-related feedback | 53 (49.5% of 107) | |
| Want other potential feedback | 33 (30.8% of 107) | |
| Want environment-related feedback | 26 (24.3% of 107) | |
| Unwilling to add question and/or device | 18 (16.8% of 107) | |
| Improvements for feedback | 5 (10.0% of 50) | |
| Improvements for diaries | 6 (7.7% of 78) | |
| Improvements for biosensors | 8 (7.5% of 107) | |
| Improvements for website | 4 (3.7% of 107) |
Note. Theme salience (% of those who stated the theme) is based on the number of participants who answered the interview question that resulted in the theme. General questions and questions about the website and biosensors were asked of all 107 participants across trial groups. Questions about diaries were asked of the 78 CIAN and A+SM group participants who completed the diaries and the exit interviews. Questions about feedback were asked of the 50 CIAN participants who received feedback and completed the exit interview.