whether waist measurements are valid
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| usable 1st & 2nd measurement | 1 | 4940.00 | 97.76% |
| usable 1st & 2nd & 3rd measurement | 4 | 1.00 | 0.02% |
| not usable: unreliable | 5 | 8.00 | 0.16% |
| partial response | 7 | 1.00 | 0.02% |
| not attempted | 9 | 103.00 | 2.04% |
| Total | 5053.00 | 100.00% |
