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Table 5 Hazard ratio of return to work in univariable Cox regression (Hazard ratio > 1 means faster return to work)

From: Predictors of the patient-centered outcomes of surgical carpal tunnel release – a prospective cohort study

  Hazard ratio (95 % confidence interval) p value
Age (per 10 years) 1.24 (0.94, 1.62) 0.13
Sex
 Female 0.99 (0.51, 1.89) 0.97
 Male Ref  
Smoking status
 Non-smoker Ref  
 Current smoker 1.03 (0.52, 2.04) 0.93
 Former smoker 1.25 (0.52, 3.01) 0.62
Qualification
 Student/in an apprenticeship 0.49 (0.12, 2.12) 0.34
 Worker 0.74 (0.38, 1.42) 0.37
 Employee Ref  
Body mass index (per 1 kg/m2) 1.04 (0.99, 1.08) 0.11
Job type (Latko scale)
 Non-repetitive (1–7 points on Latko scale) Ref  
 Repetitive (8–10 points on Latko scale) 0.56 (0.29, 1.08) 0.09
WHO-Five well-being index (per 10 points) 1.05 (0.85, 1.31) 0.63
Dominant hand affected   
 Yes Ref  
 No 1.62 (0.63, 4.18) 0.32
Severity of CTS
 Normal/mild Ref  
 Moderate 1.44 (0.65, 3.19) 0.37
 Severe 1.71 (0.76, 3.87) 0.19
Family history of CTS
 No relative is affected Ref  
 One or more relatives are affected 1.15 (0.61, 2.17) 0.68
Thumb opposition
 Yes 0.76 (0.4, 1.46) 0.41
 No Ref  
Presence of muscular atrophy in thenar area
 Yes 1.77 (0.8, 3.9) 0.16
 No Ref  
  1. Ref Reference category