q_hh_l3 // What is the source of this water?| dataset | chns2011 · 中国健康与营养调查 CHNS 2011 |
| type | categorical |
| role | |
| data file | |
| keywords |
| code | meaning |
|---|---|
1 | ground water (>5 meters) |
2 | open well (≤ 5 meters) |
3 | creek, spring, river, lake |
4 | ice/snow |
5 | water plant |
6 | other (specify: __________) |