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Table 11 Evaluation of different combinations of the three clinical signs of pudendal canal syndrome

From: Pudendal nerve decompression in perineology : a case series

Test: All Three Clinical Signs SE SP PPV NPV OR 95%IC(OR) Nb of Cases Before Nb of Controls
All positive vs. All negative 0,68 0,89 0,60 0,92 16,97 4,68 – 61,51 19 53
At least 2 positive vs. At least 2 negative 0,66 0,82 0,47 0,90 8,53 3,40 – 21,39 32 82
At least 1 positive vs. All negative 0,81 0,57 0,32 0,92 5,82 2,16 – 15,66 32 82
  1. SE = sensibility, SP = specificity, PPV = positive predictive value, NPV = negative predictive value, OR = odd ratio, 95%IC (OR) = 95 % confidence interval of the odd ratio. PPV and NPV for a prevalence of 20 %.