From: Risk factors for operated carpal tunnel syndrome: a multicenter population-based case-control study
 |  |  | Univariate | Multivariate* |
---|---|---|---|---|
Women | Cases (n = 163) | Controls (n = 238) | OR (95% CI) | OR (95% CI) |
Socio-occupational status | Â | Â | Â | Â |
   White collar | 16 | 109 | 1.0 | 1.0 |
   Blue collar | 101 | 71 | 9.7 (4.9-19.2) | 9.1 (4.8-17.4) |
   Housewife | 46 | 58 | 5.4 (2.7-10.9) | 4.4 (2.1-9.2) |
BMI (kg/m2) | Â | Â | Â | Â |
   <25 | 74 | 154 | 1.0 | 1.0 |
   25-29 | 56 | 60 | 1.9 (1.2-3.1) | 1.8 (1.1-3.1) |
   ≥30 | 32 | 21 | 3.2 (1.7-6.0) | 3.9 (1.9-8.1) |
Height, cm | Â | Â | Â | Â |
   <165 (women) or <175 (men) | 126 | 144 | 1.0 | 1.0 |
   ≥165 (women) or ≥175 (men) | 36 | 94 | 0.4 (0.3-0.7) | 0.5 (0.3-0.8) |
Parity | Â | Â | Â | Â |
   None | 29 | 54 | 1.0 | 1.0 |
   1 | 42 | 80 | 1.0 (0.5-1.8) | 0.8 (0.4-1.6) |
   2 | 62 | 76 | 1.5 (0.9-2.7) | 1.4 (0.7-2.9) |
   3 or more | 30 | 28 | 2.0 (1.0-4.0) | 1.4 (0.6-3.3) |
Men | (n = 28) | (n = 48) | Â | Â |
Socio-occupational status | Â | Â | Â | Â |
   White collar | 3 | 25 | 1.0 | 1.0 |
   Blue collar | 25 | 23 | 9.1 (2.1-39.2) | 7.4 (1.7-33.2) |
   Housewife | -- | -- | -- | -- |
BMI (kg/m2) | Â | Â | Â | Â |
   <25 | 6 | 13 | 1.0 | 1.0 |
   25-29 | 13 | 31 | 0.9 (0.3-2.9) | 0.6 (0.1-2.4) |
   ≥30 | 9 | 4 | 4.9 (0.9-25.8) | 3.8 (0.6-25.7) |
Height, cm | Â | Â | Â | Â |
   <165 (women) or <175 (men) | 23 | 21 | 1.0 | 1.0 |
   ≥165 (women) or ≥175 (men) | 5 | 27 | 0.2 (0.0-0.6) | 0.2 (0.0-0.6) |
Parity | Â | Â | Â | Â |
   None | -- | -- | -- | -- |
   1 | -- | -- | -- | -- |
   2 | -- | -- | -- | -- |
   3 or more | -- | -- | -- | -- |