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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