| Value | Category | 
|---|---|
| 10 | No | 
| 20 | Yes | 
| 21 | Yes, past four weeks/month | 
| 22 | Yes, last 24 hours | 
| 23 | Yes, last 2 to 14 days | 
| 24 | Yes, last two weeks | 
| 97 | Don't know | 
| 98 | Missing | 
| 99 | NIU (not in universe) | 
| var_concept.title | Vocabulary | 
|---|---|
| Child respiratory illness or fever Variables -- TOPICS | IPUMS |