Variable breakdown
rheum_arthritis_diag_age
Section and category
Medical History.Personal
Description
“Age at first diagnosis of rheumatoid arthritis”
Additional information
| Metadata | |
|---|---|
| validation | Hard max: Current age |
| contents | Age in years |
| soft_min | 15 |
| is_mandatory | No |
| is_dependent_on | rheum_arthritis_diag |
Data summary
Baseline
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 40.29 | 14.19 | 2 | 30 | 40 | 50 | 76 | 14.83 | 20 | 0.35 | 0.03 | 0.02 | -0.72 | 10682 | 2.07 |
Resurvey 1
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 41.22 | 14.47 | 4 | 31 | 40 | 51.5 | 77 | 16.31 | 20.25 | 0.35 | 0.01 | 0.13 | -0.54 | 332 | 1.68 |
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 45.26 | 16.16 | 5 | 33 | 47 | 58 | 83 | 17.79 | 25 | 0.36 | -0.24 | 0.07 | -0.75 | 1165 | 4.61 |
Between-survey agreement
[1] “Spearman’s correlation matrix:”| Baseline | Resurvey1 | Resurvey2 | |
|---|---|---|---|
| Baseline | 1.000 | 0.660 | 0.578 |
| Resurvey1 | 0.660 | 1.000 | 0.446 |
| Resurvey2 | 0.578 | 0.446 | 1.000 |
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