| Value | Category | Cases | |
|---|---|---|---|
| 1 | Scar present | 48 |
7.8%
|
| 2 | Scar Absent | 6 |
1%
|
| 3 | No information | 208 |
33.6%
|
| 5 | miss | 0 |
0%
|
| 9 | na | 357 |
57.7%
|
| Sysmiss | 2139 |