| Value | Category | Cases | |
|---|---|---|---|
| 1 | Measured | 922 |
95.3%
|
| 2 | Not present | 17 |
1.8%
|
| 3 | Refused | 24 |
2.5%
|
| 6 | Other | 3 |
0.3%
|
| 7 | Inconsistent | 0 |
0%
|
| 9 | Missing | 1 |
0.1%
|
| Sysmiss | 3 |