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Table 4 Contingency table for the O’Brien test with a SE of 0.66 and SP of 0.36 under prevalence of 0.26

From: Questioning the “SPIN and SNOUT” rule in clinical testing

Prevalence = 0.26   SLAP lesion   
O’Brien test 1 0   
+ d1 = 17 d0 = 47 d = 65 PPV = 0.27
h1 = 9 h0 = 27 h = 35 NPV = 0.75
  n1 = 26 n0 = 74 n = 100  
SE = 0.66 SP = 0.36