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Table 2 Statistical evaluation of nucleosomes compared to CEA and CA 19-9 for colorectal carcinoma

From: Colorectal carcinoma: nucleosomes, carcinoembryonic antigen and ca 19-9 as apoptotic markers; a comparative study

Parameter Cutoff value Sensitivity % Specificity % J index Accuracy % Kappa PPV % NPV % ROC
curve area
       Value P    
CA 19-9 28 u/ml 36.4 88.9 26 41 0.121 0.088 91.56 21.62 0.524
CEA 3.56 ng/ml 56.2 100 55.8 62.2 0.290 <0.001 100 30.40 0.808
Nucleosomes 421 100 100 100 100 1.00 <0.001 100 100 1.0