DXXL2BCC // L2 BMD invalidity code| 数据集 | nhanes2018 · NHANES 2017-2018 Cycle |
| 类型 | categorical |
| 角色 | |
| 数据文件 | DXXSPN_J |
| 关键词 |
| 编码 | 含义 |
|---|---|
0 | Valid data |
1 | Removable or non-removable objects |
3 | Excessive x-ray noise due to morbid obesity |
4 | Insufficient scan area |
5 | Movement |
6 | Other (degenerative diseases, spinal fusion, fractures) |