| Value | Category | Cases | |
|---|---|---|---|
| 1 | In office | 15 |
2%
|
| 2 | During next visit | 25 |
3.4%
|
| 3 | During check up visit | 12 |
1.6%
|
| 4 | Not corrected | 681 |
92.9%
|
| Sysmiss | 3789 |