Section and category

Physical Activity.Leisure

Description

“During the past 12 months, how often did you do exercise in your leisure time?”

Additional information

	Metadata
contents	Categorised
is_mandatory	Yes

Data summary

Baseline

value	freq	pct_valid	pct_tot
Never or almost never	384880	74.67	74.67
1-3 times/month	17896	3.47	3.47
1-2 times/week	16972	3.29	3.29
3-5 times/week	16855	3.27	3.27
Daily or almost every day	78810	15.29	15.29
<NA>	0	NA	0.00

Qc

value	freq	pct_valid	pct_tot
Never or almost never	11568	73.14	73.14
1-3 times/month	420	2.66	2.66
1-2 times/week	666	4.21	4.21
3-5 times/week	561	3.55	3.55
Daily or almost every day	2601	16.45	16.45
<NA>	0	NA	0.00

Resurvey 1

value	freq	pct_valid	pct_tot
Never or almost never	14452	72.98	72.98
1-3 times/month	1001	5.05	5.05
1-2 times/week	682	3.44	3.44
3-5 times/week	732	3.70	3.70
Daily or almost every day	2936	14.83	14.83
<NA>	0	NA	0.00

Resurvey 2

value	freq	pct_valid	pct_tot
Never or almost never	15486	61.81	61.33
1-3 times/month	602	2.40	2.38
1-2 times/week	1174	4.69	4.65
3-5 times/week	926	3.70	3.67
Daily or almost every day	6866	27.40	27.19
<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	0.365	27.285	0

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: ckbaccess@ndph.ox.ac.uk

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

Page generated: 27-02-2024

Variable breakdown

leisure_exercise_freq