Variable breakdown
live_birth_age01
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 23.39 | 3.2 | 11 | 21 | 23 | 25 | 48 | 2.97 | 4 | 0.14 | 0.74 | 0 | 1.67 | 300203 | 58.25 |
Resurvey 1
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 23.61 | 3.21 | 15 | 21 | 23 | 25 | 43 | 2.97 | 4 | 0.14 | 0.83 | 0.03 | 1.83 | 5319 | 26.86 |
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 23.75 | 3.23 | 15 | 21 | 24 | 26 | 47 | 2.97 | 5 | 0.14 | 0.87 | 0.02 | 2.31 | 15234 | 60.33 |
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