Research Article

[Retracted] Predictive Value of Serum Markers SFRP1 and CC16 in Acute Exacerbation of Chronic Obstructive Pulmonary Disease

Table 3

Sensitivity, specificity, and cutoff point of SFRP1 and CC16.

ParameterAUC (95% Cl)CutoffSensibilitySpecificityYouden index

SFRP10.847 (0.775–0.920)115.990.8620.8000.662
CC160.795 (0.711–0.879)62.110.7410.8620.603
SFRP1 + CC160.911 (0.864–0.958)125.690.9660.6770.642