Table 3.

PEA/SRA test cutoffs and sensitivity/specificity estimates

TestPositive cutoff, %*Sensitivity, % (95% CI)Specificity, % (95% CI)
Minimum sensitivity, 85%    
 PEA 7.7 94 (71-100) 88 (85-91) 
 SRA 7.5 88 (64-99) 89 (86-92) 
Minimum specificity, 95%    
 PEA 33.9 76 (50-93) 96 (94-98) 
 SRA 21 82 (57-96) 97 (95-98) 
TestPositive cutoff, %*Sensitivity, % (95% CI)Specificity, % (95% CI)
Minimum sensitivity, 85%    
 PEA 7.7 94 (71-100) 88 (85-91) 
 SRA 7.5 88 (64-99) 89 (86-92) 
Minimum specificity, 95%    
 PEA 33.9 76 (50-93) 96 (94-98) 
 SRA 21 82 (57-96) 97 (95-98) 
*

Cutoffs were generated to maximize the sum of sensitivity and specificity, with minimum sensitivity set at 85% or minimum specificity set at 95%.

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