| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not pretreated | 0 |
0%
|
| 1 | Pretreated, permanent treatment | 1527 |
91.8%
|
| 2 | Pretreated, requiring future treatment | 113 |
6.8%
|
| 3 | Not pretreated, came with kit and treated at home | 0 |
0%
|
| 4 | Pretreated, treatment type not known | 0 |
0%
|
| 6 | Other | 10 |
0.6%
|
| 8 | Don't know | 14 |
0.8%
|
| 9 | 96 | ||
| Sysmiss | 34670 |