Variable breakdown

age_25_weight_jin

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Section and category

Physical Activity.Weight change

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Description

“How much did you weigh when you were at age 25?”

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Additional information

	Metadata
contents	No. of jin, or empty if unknown
soft_min	50
soft_max	200
is_mandatory	No

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Data summary

Baseline

mean	sd	min	q1	med	q3	max	mad	iqr	cv	skewness	se.skewness	kurtosis	n.valid	pct.valid
111.36	16.27	20	100	110	120	300	14.83	20	0.15	0.43	0	1	432710	83.95

Resurvey 1

mean	sd	min	q1	med	q3	max	mad	iqr	cv	skewness	se.skewness	kurtosis	n.valid	pct.valid
111.37	16.25	60	100	110	120	210	14.83	20	0.15	0.47	0.02	0.96	16691	84.29

Resurvey 2

mean	sd	min	q1	med	q3	max	mad	iqr	cv	skewness	se.skewness	kurtosis	n.valid	pct.valid
110.66	16.67	48	100	110	120	230	14.83	20	0.15	0.39	0.02	1.07	21748	86.12

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Between-survey agreement

[1] “Spearman’s correlation matrix:”

	Baseline	Resurvey1	Resurvey2
Baseline	1.000	0.807	0.773
Resurvey1	0.807	1.000	0.776
Resurvey2	0.773	0.776	1.000

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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