Variable breakdown
sad_depressed
Section and category
Mental Health.Depression
Description
“During the past 12 months, have you had a period of 2 or more weeks in which you felt much more sad, or depressed than usual?, During your entire life, have you had a period of 2 or more weeks in which you felt much more sad, or depressed than usual?”
Additional information
| Metadata | |
|---|---|
| contents | Categorised |
| is_mandatory | Yes |
Data summary
Baseline
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 500652 | 97.14 | 97.14 |
| Yes | 14761 | 2.86 | 2.86 |
| <NA> | 0 | NA | 0.00 |
Resurvey 1
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 19503 | 98.49 | 98.49 |
| Yes | 300 | 1.51 | 1.51 |
| <NA> | 0 | NA | 0.00 |
Resurvey 2
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 23469 | 93.67 | 92.94 |
| Yes | 1585 | 6.33 | 6.28 |
| <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 | 0.068 | 14.426 | 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