TABLE 2.
Toxoplasma-specific IgG avidity of 121 serum samples from 80 women with primary infection during gestation
| Group or antigen | n | % Avidity
|
|||
|---|---|---|---|---|---|
| Mean | Median | Range | SD | ||
| Aa | |||||
| Whole-cell Toxoplasma antigen (Vidas) | 20 | 5.7 | 4.6 | 2.3-28 | 4.2 |
| MIC3 6 M urea | 20 | 10.3 | 9.3 | 2.3-23.9 | 5.6 |
| MIC3 8 M urea | 20 | 5.3 | 5.3 | 1.0-12.4 | 3.0 |
| Bb | |||||
| Whole-cell Toxoplasma antigen (Vidas) | 101 | 45.5 | 46.8 | 1.8-85.6 | 19.7 |
| MIC3 6 M urea | 97 | 60.9 | 61.8 | 21.6-95.1 | 16.3 |
| MIC3 8 M urea | 97 | 44.4 | 42.1 | 14.9-76.1 | 14.6 |
a
Sera were collected within 2 months after acquisition of infection.
b
Sera were collected after 2 months and before 24 months after acquisition of infection.