TABLE 5.
Percentages of individuals with serum antibodies to C. pneumoniae antigens determined by ELISA
| Serum antibody | % of patients with acute C. trachomatis urogenital infection (n = 32) | % of healthy blood donors (n = 26) | Statistical analysis (chi-square test) between both groupsa |
|---|---|---|---|
| IgG | 50 | 73 | NS |
| IgM | 0 | 0 | NS |
| IgA | 25 | 54 | NS |
NS, not significant.