IP18 refreshment first wave survey length allocation
Datafile
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| missing | -9 | 2261 | 21.95% |
| Normal questionnaire for the wave except microbiome content | 1 | 2989 | 29.01% |
| Short questionnaire asked of all household members | 2 | 2864 | 27.8% |
| Short questionnaire asked of one household member | 3 | 2189 | 21.25% |
| Total | 10303 | 100.0% |


