| Value | Category | Cases | |
|---|---|---|---|
| 0 | Applied neither | 2389 |
95.1%
|
| 1 | Applied vaccine | 93 |
3.7%
|
| 2 | Applied medication | 15 |
0.6%
|
| 3 | Applied both | 14 |
0.6%
|
| Sysmiss | 514 |