13 Valent Pneumococcal Conjugate Vaccine in Chronic Dialysis Patients

Immunogenicity and Safety of the 13-valent Pneumococcal Conjugate Vaccine in Chronic Dialysis Patients That Are 23-valent Pneumococcal Polysaccharide Vaccine Naive and Pre-immunized.

To assess the immunogenicity of the PCV13 (13 valent pneumococcal conjugated vaccine) vaccine as compared to the PPV23 (23 valent pneumococcal polysaccharide vaccine) vaccine in patients treated with chronic hemodialysis that are pre-immunized with the PPSV23 vaccine or are PPV23 vaccine naïve by measuring the ELISA and OPA (opsonophagocytic assay) titers after 4 and 52 weeks.

The immunogenicity of the PCV13 (13 valent pneumococcal conjugated vaccine) vaccine as compared to the PPV23 (23 valent pneumococcal polysaccharide vaccine) vaccine in patients treated with chronic hemodialysis that are pre-immunized with the PPV23 vaccine or are PPV23 vaccine naïve will be measured by ELISA and OPA (opsonophagocytic assay) titers after 4 and 52 weeks.

Inclusion Criteria:

1. they are under chronic dialysis treatment
2. are 50 years or older and not pregnant
3. have no immediate life threatening conditions
4. are not allergic to one of the compounds of the vaccine
5. have a known pneumococcal vaccination status
6. give their informed consent.

Exclusion Criteria:

Patients not fulfilling the inclusion criteria.