Table 4

Self-reported pain in the past 3 months and pain severity in the last week

Baseline adjusted % (±SE)Follow-up adjusted % (±SE)Adjusted OR (95% CI)
Study hospital (A)
 Any pain80.42% (±1.79)76.43% (±2.08)0.79 (0.58 to 1.07)
 Low back pain55.21% (±2.33)49.99% (±2.52)0.81 (0.63 to 1.04)
 Shoulder/neck pain43.04% (±2.29)40.56% (±2.45)0.90 (0.70 to 1.16)
 Work interference29.64% (±2.07)27.92% (±2.21)0.92 (0.70 to 1.21)
 Moderate pain severity >344.84% (±2.40)43.74% (±2.55)0.96 (0.74 to 1.24)
Comparison hospital (B)
 Any pain78.86% (±1.42)77.24% (±1.49)0.91 (0.74 to 1.11)
 Low back pain53.66% (±1.70)53.35% (±1.78)0.99 (0.84 to 1.16)
 Shoulder/neck pain42.43% (±1.70)40.26% (±1.75)0.91 (0.77 to 1.08)
 Work interference26.32% (±1.54)25.56% (±1.60)0.96 (0.79 to 1.16)
 Moderate pain severity >340.61% (±1.70)42.11% (±1.76)1.06 (0.91 to 1.25)
  • Mixed-model analysis of covariance (ANCOVA) analysis was performed controlling for employee ID.