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Seropositivity rate of different laboratory tests.
| Stage of disease | Seropositivity by Rapid Leptocheck test (%) | Seropositivity by IgM ELISA (%) | Seropositivity by MAT (%) |
|---|---|---|---|
| Acute phase | 91 (44%) | 122 (59%) | 118 (57%) |
| Convalescent phase | 159 (77%) | 161 (78%) | 161 (78%) |
