| Value | Category | Cases | |
|---|---|---|---|
| 1 | Participant /family report | 19 |
32.2%
|
| 2 | Medical records | 14 |
23.7%
|
| 3 | Exam (co-enrolled family members) | 5 |
8.5%
|
| 4 | Autopsy (if autopsy report available) | 4 |
6.8%
|
| 6 | Provided at previous visit | 17 |
28.8%
|