| | CPS | CPS + PPS22F | P value |
---|
PPS4
| Young | 0.64 | 0.81 | 0.28 |
| Elderly | 0.69 | 0.79 | 0.51 |
PPS14
| Young | 0.90 | 0.88 | 0.78 |
| Elderly | 0.75 | 0.72 | 0.85 |
- Correlation coefficients of association (r values) between post-immunization opsonophagocytic titer and antibody concentration following absorption with CPS or CPS + 22F in young and elderly volunteers. There was no significant difference between absorption techniques by Fisher's Z transformation.