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Sensitivity of Brucella IgM and IgG flow assays for initial serum samples from patients with confirmed brucellosis and comparison with other serological tests
| Assay | No. of positive samples (n = 89) | % Sensitivity (95% CI) |
|---|---|---|
| SAT, ≥1:320 | 69 | 78 (67-85) |
| SAT, ≥1:160 | 77 | 88 (78-93) |
| SAT-DTT, ≥1:160 | 55 | 62 (51-72) |
| SAT-DTT, ≥1:80 | 64 | 70 (61-81) |
| Coombs, ≥1:320 | 89 | 100 (95-100) |
| IgM flow | 60 | 67 (57-77) |
| IgG flow | 70 | 71 (61-79) |
| IgM + IgG flow | 85 | 96 (88-99) |
