Variable breakdown
head_injury_diag_age
Section and category
Medical History.Personal
Description
“Age at first diagnosis of head injury”
Additional information
| Metadata | |
|---|---|
| contents | Age in years |
| is_mandatory | No |
| is_dependent_on | head_injury_diag |
Data summary
Baseline
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 35.66 | 15.21 | 0 | 25 | 36 | 46 | 75 | 16.31 | 21 | 0.43 | -0.07 | 0.03 | -0.53 | 5675 | 1.1 |
Resurvey 1
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 38.79 | 15.77 | 4 | 28 | 39 | 49 | 70 | 16.31 | 21 | 0.41 | -0.19 | 0.19 | -0.58 | 165 | 0.83 |
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 39.59 | 17.52 | 1 | 25 | 40 | 52 | 80 | 19.27 | 27 | 0.44 | -0.05 | 0.11 | -0.73 | 465 | 1.84 |
Between-survey agreement
[1] “Spearman’s correlation matrix:”| Baseline | Resurvey1 | Resurvey2 | |
|---|---|---|---|
| Baseline | 1.000 | 0.893 | 0.799 |
| Resurvey1 | 0.893 | 1.000 | 0.917 |
| Resurvey2 | 0.799 | 0.917 | 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