TABLE 2.
Antibody concentrations to pneumococcal antigens in NHS
| Antigen | Geometric mean serum IgG concn in μg/ml (95% CI)a |
|---|---|
| Capsular polysaccharide | |
| 1 | 0.5 (0.2-1.5) |
| 4 | 0.2 (0.7-3.0) |
| 5 | 0.7 (0.2-2.9) |
| 6B | 0.2 (0.1-0.4) |
| 14 | 1.4 (0.4-4.7) |
| 18C | 0.3 (0.1-0.9) |
| 19F | 0.6 (0.1-2.5) |
| 23F | 2.8 (1.0-8.2) |
| Surface protein | |
| PspC | 13 (5.0-33) |
| PhtD | 24 (11-49) |
| PspA-1 | 1.8 (0.8-4.2) |
| PspA-2 | 2.0 (1.1-3.6) |
a
That is, the geometric mean antibody concentrations of the antigen-specific antibody concentrations of eight different normal human sera. The 95% confidence intervals (95% CI) are given in parentheses.