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Table 5 Parameter estimates from the final model of the logistic regression analysis (stepwise forward procedure) performed using CCSVI as the dependent variable.

From: Chronic cerebrospinal venous insufficiency in multiple sclerosis: clinical correlates from a multicentre study

Parameter Estimates
CCSVIa B Std Error Wald df Sig. Exp(B) 95% Confidence interval for Exp(B)
         Lower limit Upper limit
1 Intercept 1.204 1.153 1.089 1 .297    
  [CENTRE = 1] -2.199 1.056 4.338 1 .037 .111 .014 .878
  [CENTRE = 2] .356 1.190 .089 1 .765 1.427 .139 14.695
  [CENTRE = 3] -.183 1.260 .021 1 .885 .833 .070 9.844
  [CENTRE = 4] -2.534 1.056 5.764 1 .016 .079 .010 .628
  [CENTRE = 5] -2.217 1.157 3.671 1 .055 .109 .011 1.052
  [CENTRE = 6] 0b . . 0 . . . .
  EDSS .228 .080 8.066 1 .005 1.256 1.073 1.470
  Age at onset .047 .018 6.778 1 .009 1.049 1.012 1.087
  1. The centre-defining variable (5 df) was forced to enter. Positive B values indicate a higher probability of CCSVI+.