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Section and category

Medical History.Personal


Description

“Has a doctor EVER told you that you had cirrhosis/chronic hepatitis?”


Additional information

Metadata
contents Categorised
is_mandatory Yes

Data summary

Baseline




value freq pct_valid pct_tot
No 509187 98.79 98.79
Yes 6226 1.21 1.21
<NA> 0 NA 0.00

Resurvey 1




value freq pct_valid pct_tot
No 19566 98.8 98.8
Yes 237 1.2 1.2
<NA> 0 NA 0.0

Resurvey 2




value freq pct_valid pct_tot
No 24737 98.73 97.96
Yes 317 1.27 1.26
<NA> 198 NA 0.78




Between-survey agreement

Fleiss’ Kappa for m Raters:

N.participants Surveys Statistic Coefficient Z.statistic p.value
14888 3 Kappa 0.252 53.292 0


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