Variable breakdown
mother_age_at_death
Section and category
Medical History.Family
Description
“Mother’s age at death:”
Additional information
| Metadata | |
|---|---|
| contents | Age in years |
| soft_min | 20 |
| soft_max | 90 |
| hard_min | 15 |
| hard_max | 110 |
| is_mandatory | No |
| is_dependent_on | mother_still_alive |
Data summary
Baseline
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 68.63 | 14.4 | 15 | 60 | 71 | 79 | 110 | 13.34 | 19 | 0.21 | -0.66 | 0 | 0.16 | 246918 | 47.91 |
Resurvey 1
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 69.62 | 14.29 | 19 | 61 | 72 | 80 | 107 | 13.34 | 19 | 0.21 | -0.72 | 0.02 | 0.29 | 10607 | 53.56 |
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 71.3 | 14.93 | 15 | 63 | 74 | 82 | 110 | 13.34 | 19 | 0.21 | -0.82 | 0.02 | 0.38 | 15641 | 61.94 |
Between-survey agreement
[1] “Spearman’s correlation matrix:”| Baseline | Resurvey1 | Resurvey2 | |
|---|---|---|---|
| Baseline | 1.000 | 0.945 | 0.918 |
| Resurvey1 | 0.945 | 1.000 | 0.917 |
| Resurvey2 | 0.918 | 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
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