Variable breakdown
smoking_quit_years_dur
Section and category
Smoking.Details
Description
“How many years did you last quit smoking for?”
Additional information
| Metadata | |
|---|---|
| contents | No. of years |
| soft_max | 5 |
| hard_max | 29 |
| is_mandatory | No |
Data summary
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.07 | 2.66 | 0 | 0 | 0 | 1 | 28 | 0 | 1 | 2.48 | 4.55 | 0.06 | 27.46 | 1567 | 6.21 |
Between-survey agreement
No agreement analysis available
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