Variable breakdown
kidney_dis_diag_age
Section and category
Medical History.Personal
Description
“Age at first diagnosis of kidney disease”
Additional information
| Metadata | |
|---|---|
| validation | Hard max: Current age |
| contents | Age in years |
| soft_min | 15 |
| is_mandatory | No |
| is_dependent_on | kidney_dis_diag |
Data summary
Baseline
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 41.27 | 13.46 | 1 | 32 | 41 | 50 | 76 | 13.34 | 18 | 0.33 | -0.09 | 0.03 | -0.27 | 7605 | 1.48 |
Resurvey 1
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 43.56 | 13.64 | 4 | 35 | 43 | 53 | 71 | 13.34 | 18 | 0.31 | -0.11 | 0.15 | -0.24 | 253 | 1.28 |
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 45.8 | 16.06 | 6 | 36 | 45.5 | 59 | 81 | 17.05 | 22.75 | 0.35 | -0.4 | 0.14 | -0.4 | 306 | 1.21 |
Between-survey agreement
[1] “Spearman’s correlation matrix:”| Baseline | Resurvey1 | Resurvey2 | |
|---|---|---|---|
| Baseline | 1.000 | 0.910 | 0.921 |
| Resurvey1 | 0.910 | 1.000 | 0.944 |
| Resurvey2 | 0.921 | 0.944 | 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