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Table 5 Risk of surgically treated CTS in socio-occupational categories stratified according to biomechanical exposure (in terms of at least 1 plausible risk factor)

From: Risk factors for operated carpal tunnel syndrome: a multicenter population-based case-control study

   

Univariate

Multivariate*

 

Cases

Controls

OR (95% CI)

OR (95% CI)

White-collar workers

    

   Not exposed

16

122

1.0

1.0

   Exposed

3

12

1.9 (0.5-7.6)

2.1 (0.5-9.5)

Blue-collar/housewife status

    

   Not exposed

66

93

5.4 (2.8-10.3)

5.1 (2.6-9.9)

   Exposed

106

59

13.7 (6.6-28.3)

12.8 (6.4-25.3)

  1. *Unconditional logistic regression model adjusted for the individual factors entered in the multivariate model reported in Table 1 (ie BMI, height, alcohol, family history of CTS, rheumatoid arthritis, trigger finger and diabetes), as well as age, gender and center.