| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 324 |
27.8%
|
| 2 | no | 519 |
44.5%
|
| 3 | no visit during the past 12 months | 313 |
26.9%
|
| 88 | refused | 9 |
0.8%
|
| Sysmiss | 3244 |