| Value | Category | Cases | |
|---|---|---|---|
| 1 | In office | 27 |
3.8%
|
| 2 | During next visit | 2 |
0.3%
|
| 3 | During check up visit | 10 |
1.4%
|
| 4 | Not corrected | 681 |
94.6%
|
| Sysmiss | 3802 |