Variable breakdown
pwv_test_time
Section and category
Device Data.Arterial stiffness
Description
“Date & time of measurement (from device)”
Additional information
| Metadata | |
|---|---|
| contents | Date & time (GMT) |
| is_mandatory | No |
Data summary
Resurvey 2
| Year_Quarter | freq | pct_valid | pct_tot |
|---|---|---|---|
| 2002.1 | 48 | 0.22 | 0.19 |
| 2003.1 | 16 | 0.07 | 0.06 |
| 2004.1 | 979 | 4.58 | 3.88 |
| 2013.3 | 1090 | 5.10 | 4.32 |
| 2013.4 | 7865 | 36.81 | 31.15 |
| 2014.1 | 1523 | 7.13 | 6.03 |
| 2014.2 | 6459 | 30.23 | 25.58 |
| 2014.3 | 3226 | 15.10 | 12.78 |
| 2016.1 | 159 | 0.74 | 0.63 |
| 2021.1 | 3 | 0.01 | 0.01 |
| <NA> | 3884 | NA | 15.38 |
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