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Table 1 Comparison of RVFV-N-based IgG sandwich ELISA with inactivated virus-based IgG sandwich ELISA for human serum

From: Comparison of enzyme-linked immunosorbent assay systems using rift valley fever virus nucleocapsid protein and inactivated virus as antigens

Inactivated virus-based IgG ELISA rRVFV-N IgG ELISA Total
Positive Negative
Positive 11 0 11
Negative 0 85 85
Total 11 85 96
Concordancea: 100% Sensitivityb: 100% Specificityc: 100%
  1. a(No. of samples positive by both methods + No. of samples negative by both methods)/total number of samples × 100
  2. bTrue positive/(true positive + false negative) × 100
  3. cTrue negative/(true negative + false positive) × 100