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Table 2 Association between pain intensity in low-back, neck/shoulders, and knees, and risk of disability pension for all eldercare workers

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 Model 2 PAR
HR 95% CI HR 95% CI
Low-back No or low pain (0-2) 4231 49.6 1   1   15.5%
Moderate pain (3-4) 2411 28.3 1.17 (0.99–1.38) 1.20 (1.00–1.44)
High pain (5-6) 1383 16.2 1.35 (1.12–1.63) 1.35 (1.10–1.67)
Very high pain (7-9) 499 5.9 2.23 (1.77–2.80) 2.19 (1.70–2.82)
Neck/shoulders No or low pain (0-2) 3944 46.0 1   1   23.2%
Moderate pain (3-4) 2197 25.6 1.10 (0.92–1.31) 1.23 (1.01–1.50)
High pain (5-6) 1598 18.6 1.45 (1.21–1.75) 1.60 (1.31–1.96)
Very high pain (7-9) 838 9.8 2.20 (1.80–2.68) 2.34 (1.88–2.92)
Knees No or low pain (0-2) 6516 76.1 1   1   9.6%
Moderate pain (3-4) 1145 13.4 1.34 (1.12–1.59) 1.26 (1.04–1.53)
High pain (5-6) 578 6.8 1.57 (1.27–1.95) 1.56 (1.24–1.97)
Very high pain (7-9) 319 3.7 1.92 (1.49–2.46) 1.89 (1.44–2.47)
  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