| Value | Category | Cases | |
|---|---|---|---|
| 1 | born with it | 804 |
23.7%
|
| 2 | illness | 1593 |
46.9%
|
| 3 | accident | 198 |
5.8%
|
| 4 | age related reasons | 375 |
11%
|
| 5 | as a result of violence | 22 |
0.6%
|
| 6 | other | 106 |
3.1%
|
| 8 | don't know | 299 |
8.8%
|
| Sysmiss | 41217 |