Variable breakdown
cidi_a3a
Section and category
Psychological.CIDI A
Description
“Think of the two-week period during the past 12 months when you felt most depressed. How often did you have trouble falling asleep?”
Additional information
| Metadata | |
|---|---|
| contents | Categorised |
| is_mandatory | No |
| is_dependent_on | cidi_a1 |
Data summary
Baseline
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| Every night | 993 | 30.91 | 0.19 |
| Nearly every night | 1639 | 51.01 | 0.32 |
| Less often | 581 | 18.08 | 0.11 |
| <NA> | 512200 | NA | 99.38 |
Resurvey 1
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| Every night | 14 | 16.28 | 0.07 |
| Nearly every night | 61 | 70.93 | 0.31 |
| Less often | 11 | 12.79 | 0.06 |
| <NA> | 19717 | NA | 99.57 |
Resurvey 2
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| Every night | 168 | 48.00 | 0.67 |
| Nearly every night | 117 | 33.43 | 0.46 |
| Less often | 65 | 18.57 | 0.26 |
| <NA> | 24902 | NA | 98.61 |
Between-survey agreement
Fleiss’ Kappa for m Raters:| N.participants | Surveys | Statistic | Coefficient | Z.statistic | p.value |
|---|---|---|---|---|---|
| 1 | 3 | Kappa | -0.5 | -0.866 | 0.386 |
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