Table 4.
Adherence and usability data for the headband
| Adherence | Mean (SD) or n (%) |
|---|---|
| Total Nights Worn | 6.5 (0.8) |
| 4+ Hours/Night Adherence | 57 (93.4) |
| 7 Nights Adherencea | 38 (62.3) |
| Usabilityb | Median (IQR) |
| 1. The sleep headband seems to be useful and easy to use. | 4 (3, 5) |
| 2. The sleep headband seems like “too much” technology.c | 5 (4, 5) |
| 3. The sleep headband restricts movement or physically gets in the way.c | 4 (3, 5) |
| 4. I needed the support of a technical person to be able to use the headband.c | 5 (4, 5) |
| 5. The sleep headband seems comfortable, not bulky. | 4 (3, 5) |
| 6. The sleep headband is sleek, not clunky. | 4 (3, 4) |
| 7. I would imagine that most people would learn to use the sleep headband very quickly. | 4 (3, 5) |
| 8. I found the sleep headband very cumbersome to use.c | 4 (3, 5) |
| 9. I felt very confident using the sleep headband. | 4 (3, 5) |
| 10. I needed to learn a lot of things before I could get going with the sleep headband.c | 5 (4, 5) |
| 11. I think the sleep headband could help people. | 4 (4, 5) |
Abbreviations: SD=standard deviation
a
60 (98.4%) participants wore the headband for at least 4 nights.
b
From the WEarable Acceptability Range (WEAR) scale; responses range from 1 (strongly disagree) to 5 (strongly agree).
c
Reverse-coded; higher scores indicate higher levels of disagreement with the statement.