Variable breakdown
waist_mm
Section and category
Physical Exam.Body composition
Description
“Waist measurement”
Additional information
| Metadata | |
|---|---|
| contents | No. of millimetres |
| soft_min | 300 |
| soft_max | 1500 |
| hard_min | 200 |
| hard_max | 2000 |
| is_mandatory | No |
Data summary
Baseline
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 802.95 | 97.61 | 203 | 731 | 798 | 868 | 1461 | 100.82 | 137 | 0.12 | 0.36 | 0 | 0.07 | 515413 | 100 |
Resurvey 1
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 825.23 | 101.05 | 470 | 753 | 820 | 892 | 1834 | 103.78 | 139 | 0.12 | 0.34 | 0.02 | 0.48 | 19803 | 100 |
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 844.74 | 100.07 | 208 | 775 | 843 | 910 | 1658 | 99.33 | 135 | 0.12 | 0.19 | 0.02 | 0.33 | 25079 | 99.31 |
Between-survey agreement
[1] “Spearman’s correlation matrix:”| Baseline | Resurvey1 | Resurvey2 | |
|---|---|---|---|
| Baseline | 1.000 | 0.837 | 0.773 |
| Resurvey1 | 0.837 | 1.000 | 0.812 |
| Resurvey2 | 0.773 | 0.812 | 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