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Section and category

Reproductive History.Contraceptive use


Description

“At what age did you stop using the contraceptive pill?”


Additional information

Metadata
validation Hard min: 5 or First_period_age, Hard max: 80 or current age or Menopause_age
contents Age in years
soft_min 20
soft_max 50
is_mandatory No
is_dependent_on pill_use

Data summary

Baseline




mean sd min q1 med q3 max mad iqr cv skewness se.skewness kurtosis n.valid pct.valid
30.52 6.68 16 26 29 34 60 5.93 8 0.22 1.04 0.01 0.72 29189 5.66

Resurvey 1




mean sd min q1 med q3 max mad iqr cv skewness se.skewness kurtosis n.valid pct.valid
30.4 6.65 19 26 29 34 53 5.93 8 0.22 1.1 0.08 0.85 1062 5.36

Resurvey 2




mean sd min q1 med q3 max mad iqr cv skewness se.skewness kurtosis n.valid pct.valid
30.96 6.76 19 26 29 34 55 4.45 8 0.22 1.12 0.07 0.92 1387 5.49




Between-survey agreement

[1] “ICC:”

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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