Skip to main content

Table 5 Diagnostic value of Hcy level in the prediction of occurrence and acute progression of COPD

From: The diagnostic value of homocysteine for the occurrence and acute progression of chronic obstructive pulmonary disease

  Occurrence Acute progression
Sensitivity (%) 0.800 0.680
Specificity (%) 0.980 0.846
Youden’ index 0.780 0.526
AUC(95%CI) 0.945(0.920, 0.970) 0.802(0.752, 0.852)
Cut off value 10.8 14.0
Positive predictive value (PPV) 0.976 0.815
Negative predictive value (NPV) 0.831 0.726