Variable breakdown
stroke_or_tia_now
Section and category
Medical History.Personal
Description
“Are you still on treatment for a stroke or TIA?”
Additional information
| Metadata | |
|---|---|
| contents | Categorised |
| is_mandatory | No |
| is_dependent_on | stroke_or_tia_diag |
Data summary
Baseline
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 4315 | 48.27 | 0.84 |
| Yes | 4624 | 51.73 | 0.90 |
| <NA> | 506474 | NA | 98.27 |
Resurvey 1
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 193 | 45.31 | 0.97 |
| Yes | 233 | 54.69 | 1.18 |
| <NA> | 19377 | NA | 97.85 |
Resurvey 2
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 366 | 42.76 | 1.45 |
| Yes | 490 | 57.24 | 1.94 |
| <NA> | 24396 | NA | 96.61 |
Between-survey agreement
Fleiss’ Kappa for m Raters:| N.participants | Surveys | Statistic | Coefficient | Z.statistic | p.value |
|---|---|---|---|---|---|
| 58 | 3 | Kappa | 0.151 | 1.985 | 0.047 |
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