| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 111 |
39.9%
|
| 1 | Left | 25 |
9%
|
| 2 | Right | 43 |
15.5%
|
| 3 | Bilateral | 99 |
35.6%
|
| 8 | Unknown | 0 |
0%
|
| 9 | Missing | 12 | |
| Sysmiss | 2394 |