| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not available | 157 |
21.8%
|
| 2 | Uncomfortable | 130 |
18.1%
|
| 3 | Inappropriate | 22 |
3.1%
|
| 4 | Unnecessary | 403 |
56.1%
|
| 5 | Other | 7 |
1%
|
| Sysmiss | 52 |