The Epidemiological study on the incidence of childhood community acquired pneumonia and bacteriologically confirmed pneumococcal pneumonia in Chiba city, Japa
Not Applicable
- Conditions
- pneumonia
- Registration Number
- JPRN-UMIN000022325
- Lead Sponsor
- Department of Infectious Diseases, Medical Mycology Research Center, Chiba University
- Brief Summary
The CAP hospitalisation rate per 1000 child-years was 17.7, 14.3 and 9.7 in children aged <5 years and 1.18, 2.64 and 0.69 in children aged 5-15 years in 2008, 2012 and 2018, respectively. There was a 45% and 41% reduction in CAP hospitalisation rates, between the pre-PCV7 and PCV13 periods, respectively. Significant reductions occurred in the proportion of CAP due to PP and PCV13 serotypes. Conversely, no change occurred in the proportion of CAP caused by H. influenzae.
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 1399
Inclusion Criteria
Not provided
Exclusion Criteria
none
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method To investigate the incidence of CAP after the introduction of PCV13 in Chiba city, Japan
- Secondary Outcome Measures
Name Time Method To reveal the incidence of bacteriologically confirmed PP in children after the introduction of PCV13