Variable breakdown
alc_time_of_day
Section and category
Alcohol Consumption.Details
Description
“On a typical day when you drink alcohol, when do you usually take the drink?”
Additional information
| Metadata | |
|---|---|
| contents | Categorised |
| is_mandatory | Yes |
Data summary
Baseline
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| Usually drink with the meal | 65669 | 85.93 | 12.74 |
| Usually drink between or after the meals | 6411 | 8.39 | 1.24 |
| No regular pattern | 4340 | 5.68 | 0.84 |
| <NA> | 438993 | NA | 85.17 |
Resurvey 1
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| Usually drink with the meal | 2258 | 88.65 | 11.40 |
| Usually drink between or after the meals | 145 | 5.69 | 0.73 |
| No regular pattern | 144 | 5.65 | 0.73 |
| <NA> | 17256 | NA | 87.14 |
Resurvey 2
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| Usually drink with the meal | 2485 | 82.04 | 9.84 |
| Usually drink between or after the meals | 345 | 11.39 | 1.37 |
| No regular pattern | 199 | 6.57 | 0.79 |
| <NA> | 22223 | NA | 88.00 |
Between-survey agreement
Fleiss’ Kappa for m Raters:| N.participants | Surveys | Statistic | Coefficient | Z.statistic | p.value |
|---|---|---|---|---|---|
| 1023 | 3 | Kappa | 0.185 | 13.074 | 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