| Value | Category | Cases | |
|---|---|---|---|
| 0 | Applied neither | 2453 |
98.6%
|
| 1 | Applied vaccine | 31 |
1.2%
|
| 2 | Applied medication | 2 |
0.1%
|
| 3 | Applied both | 1 |
0%
|
| Sysmiss | 538 |