Table 2. Semi-structured interview question guide.
| N | Question |
|---|---|
| 1 | When did you report pain and why? |
| 2 | If you could keep the device, would you continue to use it? (If yes), How often would you use it? |
| 3 | Did you find the device to be useful? |
| 4 | Would you change anything about the device? |
| 5 | Were you able to correctly express your pain using the numeric scale? |