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Table 1 Sensitivity and specificity of selected point-of-care analysis compared with core-laboratory analysis

From: Point-of-care testing in the overcrowded emergency department – can it make a difference?

Marker Sensitivity, % Specificity, % Reference
  POCT Core laboratory POCT Core laboratory  
CKMB + cTnT      
Single draw 30 30 91 92 [10]
Serial draw 43 43 88 91  
hCG (urine) 95.3 100 100 100 [11]
hCG (blood) 95.8 100 100 100  
D-dimer 83.3 100 100 100 [12]
  100 100 73.3 67.9 [13]
  1. CKMB, creatine kinase-MB; cTnT, cardiac troponin T; hCG, human chorionic gonadotropin; POCT, point-of-care testing.