Variable breakdown
lpa_machine_id
Section and category
Biochemistry Data.Blood biomarkers (lab)
Description
“ID of the machine that produced this measurement”
Additional information
| Metadata | |
|---|---|
| contents | Code no. |
| is_mandatory | No |
Data summary
Baseline
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| -1019350 | 6.87 | -1019429 | -1019349 | -1019349 | -1019349 | -1019349 | 0 | 0 | 0 | -11.47 | 0.02 | 129.68 | 18183 | 3.53 |
Resurvey 1
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| -1019349 | 0 | -1019349 | -1019349 | -1019349 | -1019349 | -1019349 | 0 | 0 | 0 | NaN | 0.11 | NaN | 487 | 2.46 |
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| -1019352 | 14.8 | -1019429 | -1019349 | -1019349 | -1019349 | -1019349 | 0 | 0 | 0 | -5.02 | 0.07 | 23.19 | 1297 | 5.14 |
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
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Copyright China Kadoorie Biobank (CKB), University of Oxford, (2024)
Page generated: 27-02-2024