Table 3.
Association between antiT. cruzi IgG ELISA and antiT. cruzi IgM ELISA
| Anti-T. cruzi IgM ELISA | ||
| AntiT. cruzi IgG ELISA | Positive | Negative |
| Positive | 4 | 39 |
| Negative | 1 | 40 |
Fisher's exact test of independence, P = 0.36.
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