Variable breakdown
taking_chlor_metaformin
Section and category
Medical History.Personal
Description
“Are you currently taking chlorpropamide or metformin?”
Additional information
| Metadata | |
|---|---|
| contents | Categorised |
| is_mandatory | No |
Data summary
Baseline
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 4827 | 34.84 | 0.94 |
| Yes | 9026 | 65.16 | 1.75 |
| <NA> | 501560 | NA | 97.31 |
Resurvey 1
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 280 | 36.55 | 1.41 |
| Yes | 486 | 63.45 | 2.45 |
| <NA> | 19037 | NA | 96.13 |
Resurvey 2
| value | freq | pct_valid | pct_tot |
|---|---|---|---|
| No | 801 | 49.44 | 3.17 |
| Yes | 819 | 50.56 | 3.24 |
| <NA> | 23632 | NA | 93.58 |
Between-survey agreement
Fleiss’ Kappa for m Raters:| N.participants | Surveys | Statistic | Coefficient | Z.statistic | p.value |
|---|---|---|---|---|---|
| 248 | 3 | Kappa | 0.115 | 3.129 | 0.002 |
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