Table 2.
Serotype-specific IgG and fold increase 3–4 weeks postvaccination with pneumococcal polysaccharide vaccine.
| Serotype | Postvaccination IgG (μg/ml) |
Fold increase |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| Median | Q1 | Q3 | p5 | Median | Q1 | Q3 | p5 | ||
| Enzyme-linked immunosorbent assay | 8 | 5.7 | 3.7 | 9.7 | 1.8 | 5.2 | 3.4 | 9.4 | 1.4 |
| 9N | 4.5 | 2.6 | 10.1 | 1.2 | 3.7 | 2.1 | 6.2 | 1.1 | |
| 15B | 7.2 | 3.5 | 17.2 | 2.0 | 2.4 | 1.4 | 4.5 | 1.0 | |
| Bead-based assay | 1 | 17.0 | 5.1 | 64.7 | 1.4 | 20.3 | 6.9 | 34.2 | 1.8 |
| 3 | 0.6 | 0.2 | 1.2 | 0.1 | 2.7 | 1.6 | 6.1 | 1.0 | |
| 4 | 1.5 | 0.7 | 4.8 | 0.2 | 7.4 | 3.2 | 15.1 | 1.2 | |
| 5 | 1.4 | 0.5 | 5.2 | 0.1 | 6.6 | 2.8 | 13.6 | 1.5 | |
| 6B | 1.3 | 0.3 | 3.4 | 0.1 | 4.0 | 2.1 | 13.7 | 1.0 | |
| 7F | 16.1 | 6.7 | 41.8 | 1.1 | 12.4 | 5.6 | 26.3 | 1.8 | |
| 9V | 4.6 | 1.9 | 17.1 | 0.6 | 6.5 | 2.5 | 14.4 | 1.2 | |
| 14 | 19.8 | 2.8 | 41.3 | 0.6 | 17.2 | 4.8 | 43.3 | 2.0 | |
| 18C | 3.8 | 1.0 | 15.8 | 0.3 | 6.4 | 3.0 | 14.9 | 1.4 | |
| 19A | 6.4 | 1.8 | 29.4 | 0.7 | 2.2 | 1.7 | 7.3 | 1.0 | |
| 19F | 7.3 | 2.2 | 33.9 | 1.2 | 2.8 | 1.6 | 7.2 | 1.1 | |
| 23F | 5.4 | 2.0 | 20.0 | 0.3 | 6.2 | 2.7 | 14.0 | 1.1 | |
Q1, 25th percentile (quartile 1); Q3, 75th percentile (quartile 3); p5, fifth percentile.