Variable breakdown
alc_intake_change
Section and category
Alcohol Consumption.Problem
Description
“Has your alcohol consumption changed significantly compared with that some years ago?”
Additional information
| Metadata | |
|---|---|
| contents | Categorised |
| is_mandatory | Yes |
Data summary
Baseline
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| About the same as before | 48723 | 63.76 | 9.45 |
| Has increased a lot | 4753 | 6.22 | 0.92 |
| Has decreased a lot | 22944 | 30.02 | 4.45 |
| <NA> | 438993 | NA | 85.17 |
Resurvey 1
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| About the same as before | 1814 | 71.22 | 9.16 |
| Has increased a lot | 97 | 3.81 | 0.49 |
| Has decreased a lot | 636 | 24.97 | 3.21 |
| <NA> | 17256 | NA | 87.14 |
Resurvey 2
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| About the same as before | 1789 | 59.06 | 7.08 |
| Has increased a lot | 153 | 5.05 | 0.61 |
| Has decreased a lot | 1087 | 35.89 | 4.30 |
| <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 | 0.162 | 10.518 | 0 |
International Coordinating Centre, China Kadoorie Biobank (CKB), CTSU, Nuffield Department of Population Health, University of Oxford Old Road Campus, Headington, Oxford, OX3 7LF
Tel: +44 (0)1865 743743 | Fax: +44 (0)1865 743985 | Email: ckbaccess@ndph.ox.ac.uk
Copyright China Kadoorie Biobank (CKB), University of Oxford, (2024)
Page generated: 27-02-2024