| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, this visit | 453 |
37.2%
|
| 2 | Yes, previous visit | 250 |
20.5%
|
| 3 | No | 514 |
42.2%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 39 |