| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1 | yes, stopped completely | 10 |
66.7%
|
| 2 | not stopped but reduced | 3 |
20%
|
| 3 | not stopped at all | 1 |
6.7%
|
| 4 | did not receive treatment | 1 |
6.7%
|
| Sysmiss | 17644 |