DUQ420 // Think about the period of your life when you injected drugs the most often. How often did you inject then?| dataset | nhanes2018 · NHANES 2017-2018 Cycle |
| type | categorical |
| role | |
| data file | DUQ_J |
| keywords |
| code | meaning |
|---|---|
1 | More than once a day, |
2 | About once a day, |
3 | At least once a week but not every day, |
4 | At least once a month but not every week, |
5 | Less than once a month |