Table 1.
Quantification of the in-house reference serum and two QC sera using NIBSC international reference serum.
Results are shown as mean and 95% CI from 3 individual experiments. Pertussis antigens quantified against 06/140, TT against TE-3 and DT against 10/262.
| IgG IU/mL (95% confidence intervals) |
||||||
|---|---|---|---|---|---|---|
| PT | PRN | FHA | FIM 2/3 | TT | DT | |
| NIBSC | 335 | 65 | 130 | 46 | 120 | 2 |
| Inhouse serum | 126.1 (118.5–133.5) |
490.5 (436.8–544.1) |
416.6 (369.4–463.8) |
242.6 (210.8–274.4) |
23.3 (21.9–24.8) |
1.87 (1.74–1.99) |
| QC 1 | 21.0 (20.4–21.5) |
113.5 (103.3–123.7) |
53.6 (51.3–56.0) |
191.7 (165.0–218.4) |
1.6 (1.5–1.7) |
0.29 (0.27–0.32) |
| QC 2 | 58.7 (56.8–60.5) |
78.4 (75.7–81.2) |
107.9 (104.7–111.1) |
553.1 (482.9–623.4) |
12.0 (11.2–12.8) |
1.86 (1.77–1.94) |