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Section and category

Questionnaire Quality.Quality


Description

“Assessment of subject’s cooperation”


Additional information

Metadata
contents Categorised
is_mandatory Yes

Data summary

Baseline




value freq pct_valid pct_tot
Good 389233 75.52 75.52
Fair 119238 23.13 23.13
Poor 6942 1.35 1.35
<NA> 0 NA 0.00

Resurvey 1




value freq pct_valid pct_tot
Good 13850 69.94 69.94
Fair 5574 28.15 28.15
Poor 379 1.91 1.91
<NA> 0 NA 0.00

Resurvey 2




value freq pct_valid pct_tot
Good 22317 89.08 88.38
Fair 2499 9.97 9.90
Poor 238 0.95 0.94
<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 0.078 17.315 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