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Table 3 Accuracy values of the battery including the sFDT (set at four different thresholds), Phalen’s, and Tinel’s tests for each of the cut-off values. Legend: SENS = sensitivity; SPEC = specificity; LR + = positive likelihood ratio; LR- = negative likelihood ratio; CI = confidence interval

From: Relationship between nerve conduction studies and the Functional Dexterity Test in workers with carpal tunnel syndrome

  SENS (± CI95%) SPEC (± CI95%) LR+ (± CI95%) LR- (± CI95%)
FDT score > 97.5th percentile 0.18 (0.12–0.25) 0.98 (0.87–1.00) 11.74 (0.73–187.76) 0.84 (0.77–0.91)
FDT score > 84th percentile 0.45 (0.37–0.53) 0.97 (0.83–0.99) 14.49 (2,09 - 100,53) 0,56 (0,48 - 0,66)
FDT score > 50th percentile 0.63 (0.55–0.70) 0.91 (0.76–0.97) 6.70 (2.27–19.82) 0.41 (0.32–0.52)
FDT score ≤ 50th percentile 0.77 (0.70–0.83) 0.91 (0.76–0.97) 8.22 (2.79–24.21) 0.25 (0.19–0.35)