Variable breakdown
heavy_phys_hours_x10
Section and category
Physical Activity.Leisure
Description
“About how many hours per week did you do such activities?”
Additional information
| Metadata | |
|---|---|
| contents | No. of hours (x10) |
| soft_min | 10 |
| soft_max | 700 |
| hard_min | 0 |
| hard_max | 999 |
| is_mandatory | No |
Data summary
Baseline
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 73.7 | 83.7 | 5 | 20 | 40 | 100 | 500 | 29.65 | 80 | 1.14 | 2.33 | 0.01 | 6.11 | 40010 | 7.76 |
Resurvey 1
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 58.55 | 68.94 | 5 | 20 | 30 | 50 | 500 | 14.83 | 30 | 1.18 | 2.87 | 0.06 | 9.87 | 1906 | 9.62 |
Resurvey 2
| mean | sd | min | q1 | med | q3 | max | mad | iqr | cv | skewness | se.skewness | kurtosis | n.valid | pct.valid |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 74.98 | 91.3 | 5 | 20 | 40 | 90 | 500 | 44.48 | 70 | 1.22 | 2.56 | 0.07 | 7.28 | 1332 | 5.27 |
Between-survey agreement
[1] “Spearman’s correlation matrix:”| Baseline | Resurvey1 | Resurvey2 | |
|---|---|---|---|
| Baseline | 1.000 | 0.144 | 0.104 |
| Resurvey1 | 0.144 | 1.000 | -0.089 |
| Resurvey2 | 0.104 | -0.089 | 1.000 |
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