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Table 6 Associations between physical exposure on the right side, and complaints during the past 7 days in neck and right upper limb, calculated with Poisson regression

From: Work-related neck and upper limb disorders – quantitative exposure–response relationships adjusted for personal characteristics and psychosocial conditions

 

N

Neck/shoulder

Elbow/hand

 

Age-adjusted

PR (95% CI)

Extended model

PR (95% CI)

Age-adjusted

PR (95% CI)

Extended model

PR (95% CI)

Head

 Forward inclination (°) 90th percentile

  Men

847

0.99 (0.90–1.09)

1.01 (0.91–1.11)

1.31 (1.151.49)

1.30 (1.13–1.49)

  Women

3078

0.97 (0.91–1.04)

0.98 (0.91–1.04)

1.00 (0.90–1.13)

1.07 (0.97–1.18)

 Velocity (°/s) 50th percentile

  Men

847

1.04 (0.93–1.16)

1.05 (0.93–1.18)

1.50 (1.331.68)

1.42 (1.24–1.62)

  Women

3078

1.18 (1.081.30)

1.08 (0.98–1.19)

1.76 (1.562.00)

1.51 (1.32–1.73)

 Trapezius

  Activity (%MVE) 90th percentile

   Men

847

1.18 (0.91–1.51)

1.16 (0.89–1.50)

2.40 (2.012.88)

2.06 (1.66–2.55)

   Women

3537

1.28 (1.161.41)

1.15 (1.04–1.27)

2.07 (1.812.37)

1.66 (1.43–1.92)

 Upper arm

  Elevation (°) 90th percentile

   Men

847

0.94 (0.73–1.23)

1.02 (0.77–1.33)

1.40 (0.96–2.04)

1.56 (1.09–2.23)

   Women

3116

1.00 (0.93–1.08)

0.99 (0.92–1.08)

1.09 (0.98–1.22)

1.13 (1.01–1.26)

  Velocity (°/s) 50th percentile

   Men

847

1.01 (0.99–1.04)

1.01 (0.98–1.04)

1.10 (1.081.13)

1.09 (1.06–1.12)

   Women

3116

1.05 (1.031.08)

1.03 (1.01–1.06)

1.16 (1.121.19)

1.11 (1.08–1.15)

 Forearm extensors

   Activity (%MVE) 90th percentile

   Men

753

1.02 (0.88–1.17)

1.05 (0.91–1.23)

1.68 (1.481.91)

1.62 (1.40–1.88)

   Women

2757

1.13 (1.061.20)

1.12 (1.04–1.19)

1.54 (1.411.67)

1.48 (1.35–1.62)

 Wrist

  Palmar flexion (°) 50th percentile

   Men

847

1.14 (0.86–1.50)

1.18 (0.87–1.59)

1.94 (1.362.77)

1.65 (1.13–2.40)

   Women

3537

1.02 (0.97–1.08)

0.97 (0.92–1.02)

1.24 (1.131.36)

1.12 (1.03–1.22)

  Velocity (°/s) 50th percentile

   Men

847

1.05 (0.96–1.15)

1.05 (0.95–1.16)

1.48 (1.361.62)

1.45 (1.29–1.62)

   Women

3537

1.11 (1.071.14)

1.06 (1.021.11)

1.32 (1.261.38)

1.22 (1.15–1.29)

  1. Prevalence ratio (PR) and 95% confidence interval (CI), age-adjusted, and adjusted for age and psychosocial factors (Extended model), for subjects with complete data sets. Results in bold face are statistically significant. The PRs are expressed per 10°, 10°/s, 10%MVE