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Section and category

Physical Exam.Lung CO


Description

“Second CO ppm measurement”


Additional information

Metadata
validation Soft min: 1 or (Co_first - 5), Soft max: 99 or (Co_first + 5), Hard min: 0 or (Co_first - 15), Hard max: 199 or; (Co_first + 15)
contents No. of ppm
is_mandatory No

Data summary

Baseline




mean sd min q1 med q3 max mad iqr cv skewness se.skewness kurtosis n.valid pct.valid
7.05 8.5 0 2 4 9 113 2.97 7 1.21 2.78 0 11.73 515413 100

Resurvey 1




mean sd min q1 med q3 max mad iqr cv skewness se.skewness kurtosis n.valid pct.valid
6.62 7.2 1 2 4 8 93 2.97 6 1.09 2.34 0.02 7.48 19803 100

Resurvey 2




mean sd min q1 med q3 max mad iqr cv skewness se.skewness kurtosis n.valid pct.valid
7.28 8.24 0 2 4 9 99 2.97 7 1.13 3.09 0.02 16.23 25028 99.11




Between-survey agreement

[1] “Spearman’s correlation matrix:”

Baseline Resurvey1 Resurvey2
Baseline 1.000 0.558 0.363
Resurvey1 0.558 1.000 0.389
Resurvey2 0.363 0.389 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