Variable breakdown
cidi_a1
Section and category
Psychological.CIDI A
Description
“During the past 12 months, was there ever a time when you felt sad, blue, or depressed for two weeks or more in a row?”
Additional information
| Metadata | |
|---|---|
| contents | Categorised |
| is_mandatory | Yes |
Data summary
Baseline
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 1929 | 12.38 | 0.37 |
| Yes | 13655 | 87.62 | 2.65 |
| <NA> | 499829 | NA | 96.98 |
Resurvey 1
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 31 | 10.1 | 0.16 |
| Yes | 276 | 89.9 | 1.39 |
| <NA> | 19496 | NA | 98.45 |
Resurvey 2
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 928 | 42.73 | 3.67 |
| Yes | 1244 | 57.27 | 4.93 |
| <NA> | 23080 | NA | 91.40 |
Between-survey agreement
Fleiss’ Kappa for m Raters:| N.participants | Surveys | Statistic | Coefficient | Z.statistic | p.value |
|---|---|---|---|---|---|
| 17 | 3 | Kappa | 0.056 | 0.397 | 0.692 |
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