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| ID | Type | Description | Link |
|---|---|---|---|
| PNC95KTL |
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| Name | Class |
|---|---|
| Merck Sharp & Dohme LLC | INDUSTRY |
| Wyeth-Lederle Vaccines | INDUSTRY |
| Pasteur Merieux Connaught | INDUSTRY |
This was a randomized, double-blinded multicenter cohort study of Finnish children aged 2 to 24 months. The study was designed to evaluate the efficacy of two 7-valent pneumococcal conjugate vaccines (PncCRM and PncOMPC) parallelly, both vaccines compared with the same control vaccine (hepatitis B vaccine).
The primary endpoint was culture-confirmed pneumococcal acute otitis media (AOM) episodes due to all serotypes included in the pneumococcal conjugate vaccine and the primary hypothesis was that, compared to the control vaccine group, the pneumococcal conjugate vaccine would protect infants from culture confirmed AOM caused by pneumococcal serotypes in the vaccine. The efficacy of the two vaccines against any pneumococcal AOM and any AOM was also evaluated.
The children were vaccinated with the pneumococcal conjugate vaccine or the control vaccine at the age of 2, 4, 6 and 12 months and followed at study clinics established specifically for the purpose from 2 to 24 months of age. Whenever AOM was diagnosed during the follow-up, middle ear fluid was aspirated for bacterial culture.
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| 7-valent pneumococcal-CRM197 conjugate vaccine | Biological | |||
| 7-valent pneumococcal-OMPC conjugate vaccine | Biological |
| Measure | Description | Time Frame |
|---|---|---|
| Culture-confirmed pneumococcal acute otitis media episodes due to all serotypes included in the pneumococcal conjugate vaccine |
| Measure | Description | Time Frame |
|---|---|---|
| First episodes of culture-confirmed pneumococcal AOM due to all serotypes included in the pneumococcal conjugate vaccine |
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Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Juhani Eskola, MD | Finnish Institute for Health and Welfare | Principal Investigator |
| Terhi Kilpi, MD | Finnish Institute for Health and Welfare | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Kangasala Study Clinic | Kangasala | 36200 | Finland | |||
| Nokia Study Clinic |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 11172176 | Result | Eskola J, Kilpi T, Palmu A, Jokinen J, Haapakoski J, Herva E, Takala A, Kayhty H, Karma P, Kohberger R, Siber G, Makela PH; Finnish Otitis Media Study Group. Efficacy of a pneumococcal conjugate vaccine against acute otitis media. N Engl J Med. 2001 Feb 8;344(6):403-9. doi: 10.1056/NEJM200102083440602. | |
| 14557958 | Result |
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| Nokia |
| 37101 |
| Finland |
| Eteläinen, Keskinen, and Läntinen Study Clinic | Tampere | 33200 | Finland |
| Itäinen and Pohjoinen Study Clinic | Tampere | 33500 | Finland |
| Kaakkoinen Study Clinic | Tampere | 33720 | Finland |
| Kilpi T, Ahman H, Jokinen J, Lankinen KS, Palmu A, Savolainen H, Gronholm M, Leinonen M, Hovi T, Eskola J, Kayhty H, Bohidar N, Sadoff JC, Makela PH; Finnish Otitis Media Study Group. Protective efficacy of a second pneumococcal conjugate vaccine against pneumococcal acute otitis media in infants and children: randomized, controlled trial of a 7-valent pneumococcal polysaccharide-meningococcal outer membrane protein complex conjugate vaccine in 1666 children. Clin Infect Dis. 2003 Nov 1;37(9):1155-64. doi: 10.1086/378744. Epub 2003 Oct 7. |
| 23658394 | Derived | Ekstrom N, Ahman H, Palmu A, Gronholm S, Kilpi T, Kayhty H; FinOM Study Group. Concentration and high avidity of pneumococcal antibodies persist at least 4 years after immunization with pneumococcal conjugate vaccine in infancy. Clin Vaccine Immunol. 2013 Jul;20(7):1034-40. doi: 10.1128/CVI.00039-13. Epub 2013 May 8. |
| ID | Term |
|---|---|
| D010033 | Otitis Media |
| D011008 | Pneumococcal Infections |
| ID | Term |
|---|---|
| D010031 | Otitis |
| D004427 | Ear Diseases |
| D010038 | Otorhinolaryngologic Diseases |
| D013290 | Streptococcal Infections |
| D016908 | Gram-Positive Bacterial Infections |
| D001424 | Bacterial Infections |
| D001423 | Bacterial Infections and Mycoses |
| D007239 | Infections |
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