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Section and category

Alcohol Consumption.Basic

Description

“During the past 12 months, how often did you drink any alcohol?”

Additional information

Metadata
contents Categorised
is_mandatory Yes

Data summary

Baseline




value freq pct_valid pct_tot
Never or almost never 245825 47.69 47.69
Only occasionally 166079 32.22 32.22
Only at certain seasons 7138 1.38 1.38
Every month but less than weekly 19951 3.87 3.87
Usually at least once a week 76420 14.83 14.83
<NA> 0 NA 0.00

Qc




value freq pct_valid pct_tot
Never or almost never 7521 47.55 47.55
Only occasionally 4956 31.34 31.34
Only at certain seasons 238 1.50 1.50
Every month but less than weekly 640 4.05 4.05
Usually at least once a week 2461 15.56 15.56
<NA> 0 NA 0.00

Resurvey 1




value freq pct_valid pct_tot
Never or almost never 10196 51.49 51.49
Only occasionally 5982 30.21 30.21
Only at certain seasons 290 1.46 1.46
Every month but less than weekly 788 3.98 3.98
Usually at least once a week 2547 12.86 12.86
<NA> 0 NA 0.00

Resurvey 2




value freq pct_valid pct_tot
Never or almost never 16739 66.81 66.29
Only occasionally 4519 18.04 17.90
Only at certain seasons 327 1.31 1.29
Every month but less than weekly 440 1.76 1.74
Usually at least once a week 3029 12.09 12.00
<NA> 198 NA 0.78



Between-survey agreement

Fleiss’ Kappa for m Raters:

N.participants Surveys Statistic Coefficient Z.statistic p.value
483 4 Kappa 0.445 34.076 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