Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 0 |
0%
|
1 | Less than one month | 1 |
12.5%
|
2 | 1 |
12.5%
|
|
4 | 1 |
12.5%
|
|
5 | 1 |
12.5%
|
|
12 | One year or more | 4 |
50%
|
Sysmiss | 353 |