Variable breakdown
totalvitd_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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| -12671300 | 0 | -12671300 | -12671300 | -12671300 | -12671300 | -12671300 | 0 | 0 | 0 | NaN | 0.03 | NaN | 9123 | 1.77 |
Resurvey 1
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| -12671300 | 0 | -12671300 | -12671300 | -12671300 | -12671300 | -12671300 | 0 | 0 | 0 | NaN | 0.13 | NaN | 336 | 1.7 |
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| -12671300 | 0 | -12671300 | -12671300 | -12671300 | -12671300 | -12671300 | 0 | 0 | 0 | NaN | 0.1 | NaN | 623 | 2.47 |
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