| Value | Category | Cases | |
|---|---|---|---|
| 1 | inject | 0 |
0%
|
| 2 | swallow/eat/drink | 53 |
100%
|
| 3 | both | 0 |
0%
|
| 4 | smoke | 0 |
0%
|
| 5 | inhale | 0 |
0%
|
| 6 | no response | 0 |
0%
|
| Sysmiss | 38729 |