DUQ390 // How old were you when you first used a needle to inject any drug not prescribed by a doctor?| dataset | nhanes2018 · NHANES 2017-2018 Cycle |
| type | categorical |
| role | |
| data file | DUQ_J |
| keywords |
| code | meaning |
|---|---|
13 to 61 | Range of Values |
11 | 11 years or under |