A comparison of results of hemagglutination and dye tests for Toxoplasmosis in a survey of Trinidad natives

Excellent agreement as to positivity and negativity between the dye and hemagglutination tests for toxoplasmosis was obtained in a survey of 121 Trinidad natives. There was also close agreement as to titer. The overall prevalence revealed was 54.5 per cent. Even in the first decade of life, a high prevalence of antibodies was found (Summary)