| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | same day as fever/cough | 2 |
25%
|
| 1 | next day | 6 |
75%
|
| 2 | 2 days after | 0 |
0%
|
| 3 | 3 days after | 0 |
0%
|
| 4 | 4+ days after | 0 |
0%
|
| 8 | don't know | 0 |
0%
|
| Sysmiss | 8103 |