Variable breakdown
winter_heat_before_prev
Section and category
Pollution.Indoor pollution - Previous houses
Description
“In winter, did you normally heat the house before your previous house?”
Additional information
| Metadata | |
|---|---|
| contents | Categorised |
| is_mandatory | Yes |
Data summary
Baseline
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 190230 | 48.47 | 36.91 |
| Yes | 202252 | 51.53 | 39.24 |
| <NA> | 122931 | NA | 23.85 |
Resurvey 1
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 7341 | 46.44 | 37.07 |
| Yes | 8466 | 53.56 | 42.75 |
| <NA> | 3996 | NA | 20.18 |
Between-survey agreement
Fleiss’ Kappa for m Raters:| N.participants | Surveys | Statistic | Coefficient | Z.statistic | p.value |
|---|---|---|---|---|---|
| 13649 | 2 | Kappa | 0.855 | 99.922 | 0 |
International Coordinating Centre, China Kadoorie Biobank (CKB), CTSU, Nuffield Department of Population Health, University of Oxford Old Road Campus, Headington, Oxford, OX3 7LF
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Copyright China Kadoorie Biobank (CKB), University of Oxford, (2024)
Page generated: 27-02-2024