Variable breakdown
diet_freq_preserved_veg
Section and category
Diet.Vegetables
Description
“During the past 12 months, about how often did you eat preserved vegetables?”
Additional information
| Metadata | |
|---|---|
| contents | Categorised |
| is_mandatory | Yes |
Data summary
Baseline
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| Daily | 81534 | 15.82 | 15.82 |
| 4-6 days per week | 35090 | 6.81 | 6.81 |
| 1-3 days per week | 145127 | 28.16 | 28.16 |
| Monthly | 159568 | 30.96 | 30.96 |
| Never/rarely | 94094 | 18.26 | 18.26 |
| <NA> | 0 | NA | 0.00 |
Resurvey 1
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| Daily | 2892 | 14.60 | 14.60 |
| 4-6 days per week | 1378 | 6.96 | 6.96 |
| 1-3 days per week | 6252 | 31.57 | 31.57 |
| Monthly | 4852 | 24.50 | 24.50 |
| Never/rarely | 4429 | 22.37 | 22.37 |
| <NA> | 0 | NA | 0.00 |
Between-survey agreement
Fleiss’ Kappa for m Raters:| N.participants | Surveys | Statistic | Coefficient | Z.statistic | p.value |
|---|---|---|---|---|---|
| 19803 | 2 | Kappa | 0.228 | 59.461 | 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