| Value | Category | Cases | |
|---|---|---|---|
| 1 | did not meet inclusion criteria | 342 |
12.6%
|
| 2 | consent form not signed | 2 |
0.1%
|
| 5 | 1 |
0%
|
|
| 6 | other | 40 |
1.5%
|
| 9 | na | 2323 |
85.8%
|
| Sysmiss | 1390 |