Variable breakdown
live_birth_age04
Section and category
Reproductive History.Pregnancy
Description
“NA”
Additional information
| Metadata | |
|---|---|
| validation | Hard min: 4 or First_period_age, Hard max: 99 or current age or Menopause_age |
| contents | Age in years |
| soft_min | 16 |
| soft_max | 50 |
| is_mandatory | Yes |
Data summary
Baseline
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 29.19 | 3.63 | 19 | 27 | 29 | 31 | 49 | 2.97 | 4 | 0.12 | 0.66 | 0.01 | 0.64 | 45361 | 8.8 |
Resurvey 1
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 29.39 | 3.55 | 21 | 27 | 29 | 31 | 44 | 2.97 | 4 | 0.12 | 0.63 | 0.09 | 0.39 | 766 | 3.87 |
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 29.59 | 3.86 | 20 | 27 | 29 | 32 | 48 | 2.97 | 5 | 0.13 | 0.77 | 0.06 | 0.71 | 1963 | 7.77 |
Between-survey agreement
No agreement analysis available
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