RIDEXMON // Six month time period when the examination was performed - two categories: November 1 through April 30, May 1 through October 31.| dataset | nhanes2018 · NHANES 2017-2018 Cycle |
| type | categorical |
| role | |
| data file | DEMO_J |
| keywords |
| code | meaning |
|---|---|
1 | November 1 through April 30 |
2 | May 1 through October 31 |