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Table 6 Odds ratio of possible and probable carpal tunnel syndrome combined for each standard deviation (0.23 mm) increase in mean carotid intima-media thickness according to exposure to physical workload factors in subjects aged 45-74.

From: Associations of cardiovascular risk factors, carotid intima-media thickness and manifest atherosclerotic vascular disease with carpal tunnel syndrome

Physical workload factor Sample Cases OR * 95% CI
Handgrip with high forces     
   No 979 26 1.1 0.6-1.7
   Yes 363 29 1.5 1.0-2.2
Manual handling of loads >20 kg     
   No 1091 39 1.1 0.7-1.6
   Yes 253 16 2.1 1.2-3.7
Use of vibrating tools     
   No 1233 49 1.3 0.9-1.8
   Yes 111 6 1.4 0.7-2.5
Handgrip with high forces and handling of loads >20 kg     
   None 908 25 1.1 0.7-1.8
   Only handgrip with high forces 182 14 1.1 0.5-2.0
   Only handling of loads >20 kg 71 1 - -
   Both 181 15 2.6 1.4-4.8
  1. * Adjustment for age, gender and education