Variable breakdown
percent_cohb_mean_x100
Section and category
Physical Exam.Lung CO
Description
“Mean %COHB measurement (of the two taken)”
Additional information
| Metadata | |
|---|---|
| validation | Soft min: 16 or (Co_mean / 7.25), Soft max: 1000 or (Co_mean / 5.25) |
| contents | Percentage (x100) |
| hard_min | 0 |
| hard_max | 2999 |
| is_mandatory | No |
Data summary
Baseline
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 117.95 | 136.82 | 0 | 32 | 64 | 144 | 1796 | 53.37 | 112 | 1.16 | 2.75 | 0 | 11.49 | 515413 | 100 |
Resurvey 1
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 108.47 | 115.41 | 16 | 36 | 64 | 128 | 1529 | 47.44 | 92 | 1.06 | 2.34 | 0.02 | 7.55 | 19803 | 100 |
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 115.07 | 124.85 | 0 | 32 | 64 | 144 | 990 | 47.44 | 112 | 1.08 | 2.45 | 0.02 | 7.75 | 25011 | 99.05 |
Between-survey agreement
[1] “Spearman’s correlation matrix:”| Baseline | Resurvey1 | Resurvey2 | |
|---|---|---|---|
| Baseline | 1.000 | 0.545 | 0.358 |
| Resurvey1 | 0.545 | 1.000 | 0.395 |
| Resurvey2 | 0.358 | 0.395 | 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