Table 3

HRs for disability pension due to all causes and musculoskeletal disorders in persons aged 20–65 years (first 2 years of follow-up excluded), according to the combined categories of occupational and LTPA

OPALTPAPersons (n)Cases (n)Incidence rate
(per 1000 py)
HR*HR†95% CI†
All causes
 Mostly sedentaryActive669450991.001.00
 Mostly sedentaryInactive2996373161.451.251.09 to 1.42
 Much walkingActive6527675131.291.271.13 to 1.43
 Much walkingInactive3389564211.821.561.38 to 1.76
 HighActive8257927131.761.491.33 to 1.66
 HighInactive4499789222.281.771.58 to 1.98
 Mostly sedentaryActive669414531.001.00
 Mostly sedentaryInactive299612861.671.421.12 to 1.80
 Much walkingActive652723051.491.471.19 to 1.81
 Much walkingInactive3389231102.401.991.61 to 2.46
 HighActive825738562.652.161.77 to 2.62
 HighInactive4499355113.462.562.10 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.