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Table 4 Association between pain intensity in low-back, neck/shoulders, and knees, and risk of disability pension for eldercare workers > 45 years

From: Musculoskeletal pain intensity in different body regions and risk of disability pension among female eldercare workers: prospective cohort study with 11-year register follow-up

Body region Pain intensity N % Model 1 95% CI Model 2 PAR
HR   HR 95% CI
Low-back No or low pain (0-2) 2245 49.5 1 (0.98–1.51) 1   19.7%
Moderate pain (3-4) 1245 27.4 1.22 (1.09–1.77) 1.25 (0.98–1.58)
High pain (5-6) 756 16.7 1.39 (1.85–3.29) 1.46 (1.12–1.90)
Very high pain (7-9) 291 6.4 2.47   2.57 (1.87–3.54)
Neck/shoulders No or low pain (0-2) 2088 45.6 1 (0.84–1.32) 1   18.8%
Moderate pain (3-4) 1138 24.9 1.05 (1.01–1.62) 1.18 (0.92–1.51)
High pain (5-6) 890 19.4 1.28 (1.60–2.66) 1.37 (1.06–1.78)
Very high pain (7-9) 464 10.1 2.07   2.13 (1.61–2.83)
Knees No or low pain (0-2) 3251 71.1 1 (1.05–1.61) 1   9.9%
Moderate pain (3-4) 714 15.6 1.30 (1.16–1.95) 1.25 (0.98–1.58)
High pain (5-6) 380 8.3 1.50 (1.36–2.46) 1.41 (1.06–1.88)
Very high pain (7-9) 226 4.9 1.83 (1.36–2.46) 1.74 (1.26–2.41)
  1. Model 1: Adjusted for age and each of the three pain regions
  2. Model 2: Model 1 + education + smoking + BMI + leisure time physical activity + psychosocial work factors (emotional demands, influence at work, role conflicts, quality of leadership) + physical exertion at work
  3. HR Hazard ratio
  4. PAR population attributable risk
  5. Statistically significant HRs are marked with bold