| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 0 | Less than one day | 0 |
0%
|
| 5 | 1 |
2.2%
|
|
| 6 | 1 |
2.2%
|
|
| 7 | 1 |
2.2%
|
|
| 8 | 1 |
2.2%
|
|
| 9 | 1 |
2.2%
|
|
| 10 | 5 |
10.9%
|
|
| 11 | 2 |
4.3%
|
|
| 12 | 11 |
23.9%
|
|
| 13 | 14 |
30.4%
|
|
| 14 | 8 |
17.4%
|
|
| 15 | 1 |
2.2%
|
|
| Sysmiss | 117 |