Table 3 Diagnostic statistics of the serological assays with Pre-pandemic controls
From: The role and diagnostic accuracy of serology for COVID-19
Diagnostic tests | Sensitivity | Specificity | PPV | NPV | Positive likelihood ratio | Negative likelihood ratio | Accuracy | |
|---|---|---|---|---|---|---|---|---|
ELISA | Inbios IgG | 88.9% | 97.6% | 95.6% | 63.2% | 37.33 | 0.11 | 90.77% |
Inbios IgM | 86.3% | 85.7% | 99.3% | 70.6% | 6.03 | 0.16 | 86.08% | |
CLIA | Siemens T | 82.4% | 88.1% | 96.2% | 57.8% | 6.92 | 0.2 | 83.59% |
Siemens G | 76.5% | 100% | 100% | 53.8% | – | 0.24 | 81.54% | |
Roche | 85.6% | 100% | 100% | 65.6% | – | 0.14 | 88.72% | |
Abbott | 83.0% | 100% | 100% | 64.6% | – | 0.15 | 88.02% | |
DiaSorin | 83.7% | 95.2% | 98.5% | 61.5% | 17.57 | 0.17 | 86.15% | |