Table 4 Analysis of the results of SAT, FPA, and ELISA
From: Fluorescence polarization assay improves the rapid detection of human brucellosis in China
SAT | FPA | ELISA | FPA combined with ELISA | Total | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
+ | − | + | − | + | − | |||||
+ | 189 | 11 | 161 | 39 | 196 | 4 | 200 | |||
− | 0 | 120 | 0 | 120 | 0 | 120 | 120 | |||
Sensitivity (%) | 94.5 | 80.5 | 98.0 | |||||||
Specificity (%) | 100.0 | 100.0 | 100.0 | |||||||
Coincidence rate (%) | 96.6 | 87.8 | 98.8 | |||||||
PPV (%) | 100.0 | 100.0 | 100.0 | |||||||
NPV (%) | 91.6 | 75.5 | 96.8 | |||||||
Kappa | 0.9 | 0.8 | 1.0 | |||||||