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Section and category

Background.Demographics


Description

“Do you have any health care cover?”


Additional information

Metadata
validation Soft min: Warn if ‘No’, & occupation not ‘agriculture’, ‘house worker’ or ‘unemployed’
contents Categorised
is_mandatory Yes

Data summary

Baseline




value freq pct_valid pct_tot
No 91735 17.8 17.8
Yes 423678 82.2 82.2
<NA> 0 NA 0.0

Resurvey 1




value freq pct_valid pct_tot
No 623 3.15 3.15
Yes 19180 96.85 96.85
<NA> 0 NA 0.00

Resurvey 2




value freq pct_valid pct_tot
No 553 2.2 2.19
Yes 24529 97.8 97.14
<NA> 170 NA 0.67




Between-survey agreement

Fleiss’ Kappa for m Raters:

N.participants Surveys Statistic Coefficient Z.statistic p.value
14908 3 Kappa 0.013 2.788 0.005


International Coordinating Centre, China Kadoorie Biobank (CKB), CTSU, Nuffield Department of Population Health, University of Oxford Old Road Campus, Headington, Oxford, OX3 7LF

Tel: +44 (0)1865 743743 | Fax: +44 (0)1865 743985 | Email:

Copyright China Kadoorie Biobank (CKB), University of Oxford, (2024)

Page generated: 27-02-2024