Variable breakdown
winter_heat_present
Section and category
Pollution.Indoor pollution - Current house
Description
“In winter, do you normally heat your present house?”
Additional information
| Metadata | |
|---|---|
| contents | Categorised |
| is_mandatory | Yes |
Data summary
Baseline
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 218899 | 42.47 | 42.47 |
| Yes | 296514 | 57.53 | 57.53 |
| <NA> | 0 | NA | 0.00 |
Resurvey 1
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 8576 | 43.31 | 43.31 |
| Yes | 11227 | 56.69 | 56.69 |
| <NA> | 0 | NA | 0.00 |
Resurvey 2
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 11090 | 44.26 | 43.92 |
| Yes | 13964 | 55.74 | 55.30 |
| <NA> | 198 | NA | 0.78 |
Between-survey agreement
Fleiss’ Kappa for m Raters:| N.participants | Surveys | Statistic | Coefficient | Z.statistic | p.value |
|---|---|---|---|---|---|
| 14888 | 3 | Kappa | 0.692 | 146.197 | 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