| Value | Category | Cases | |
|---|---|---|---|
| 1 | medium | 31 |
28.2%
|
| 2 | no pressure | 44 |
40%
|
| 3 | low | 21 |
19.1%
|
| 4 | high | 14 |
12.7%
|
| Sysmiss | 133 |