| Value | Category |
|---|---|
| 10 | Blood taken |
| 20 | Blood not taken |
| 21 | Not present |
| 22 | Refused |
| 23 | Sample not tested/lost/damaged/insufficient |
| 24 | " |
| 25 | Not enough DBS to complete protocol |
| 26 | Technical problems |
| 27 | Other |
| 97 | Information not collected |
| 98 | Missing |
| 99 | NIU (not in universe) |
| var_concept.title | Vocabulary |
|---|---|
| Male blood testing Variables -- TOPICS | IPUMS |