OPA | LTPA | Persons (n) | Cases (n) | Incidence rate (per 1000 py) | HR* | HR† | 95% CI† |
All causes | |||||||
Mostly sedentary | Active | 6694 | 509 | 9 | 1.00 | 1.00 | |
Mostly sedentary | Inactive | 2996 | 373 | 16 | 1.45 | 1.25 | 1.09 to 1.42 |
Much walking | Active | 6527 | 675 | 13 | 1.29 | 1.27 | 1.13 to 1.43 |
Much walking | Inactive | 3389 | 564 | 21 | 1.82 | 1.56 | 1.38 to 1.76 |
High | Active | 8257 | 927 | 13 | 1.76 | 1.49 | 1.33 to 1.66 |
High | Inactive | 4499 | 789 | 22 | 2.28 | 1.77 | 1.58 to 1.98 |
Musculoskeletal | |||||||
Mostly sedentary | Active | 6694 | 145 | 3 | 1.00 | 1.00 | |
Mostly sedentary | Inactive | 2996 | 128 | 6 | 1.67 | 1.42 | 1.12 to 1.80 |
Much walking | Active | 6527 | 230 | 5 | 1.49 | 1.47 | 1.19 to 1.81 |
Much walking | Inactive | 3389 | 231 | 10 | 2.40 | 1.99 | 1.61 to 2.46 |
High | Active | 8257 | 385 | 6 | 2.65 | 2.16 | 1.77 to 2.62 |
High | Inactive | 4499 | 355 | 11 | 3.46 | 2.56 | 2.10 to 3.11 |
High OPA indicates pooled categories of ‘much walking and lifting’ and ‘heavy work’.
*Adjusted for age (continuous) and sex.
†Adjusted for age (continuous), sex and education (<10, 10–12 and ≥13 years), marital status (unmarried, married, widow/widower and divorced/separated), smoking (never, previous and current), physical symptoms (0–5), number of somatic conditions (0, 1, 2 and ≥3), Hospital Anxiety and Depression Scale (continuous) and body mass index (<25.0, 25.0–29.9 and ≥30.0 kg/m2).
LTPA, leisure-time physical activity; OPA, occupational physical activity; py, person-years.