Value | Category | Cases | |
---|---|---|---|
-9 | Don’t know (SPONTANEOUS) | 24 |
20%
|
1 | <1 month | 23 |
19.2%
|
2 | 1-3 months | 35 |
29.2%
|
3 | 4-6 months | 24 |
20%
|
4 | >6 months | 14 |
11.7%
|
Sysmiss | 551 |