Influenza Burden Assessment in the United Kingdom, 1996-2008
Completed
- Conditions
- Influenza
- Interventions
- Other: Data collection
- Registration Number
- NCT01520935
- Lead Sponsor
- GlaxoSmithKline
- Brief Summary
The study will assess the burden of influenza by age, risk status, vaccination status and influenza subtype, in order to create a complete profile of the burden of influenza-related morbidity and mortality in United Kingdom from 1996 to 2008.
- Detailed Description
This epidemiological study is a modelling of time series retrospectively extracted from multiple databases. The data collection will be a query of existing electronic healthcare databases.
Recruitment & Eligibility
- Status
- COMPLETED
- Sex
- All
- Target Recruitment
- 1
Inclusion Criteria
• Registration with an acceptable flag in the GPRD, or registration with a potentially influenza-related event in the HES database or the ONS mortality data.
Exclusion Criteria
Study & Design
- Study Type
- OBSERVATIONAL
- Study Design
- Not specified
- Arm && Interventions
Group Intervention Description Cohort Group Data collection -
- Primary Outcome Measures
Name Time Method Incidence of medically attended health outcomes (~20 relevant mild and severe) related to influenza From 1996 to 2008 (up to 13 years) Relative impact of influenza on high versus low risk populations From 1996 to 2008 (up yo 13 years) Relative impact of influenza during match versus mismatched seasons From 1996 to 2008 (up to 13 years) Relative impact of influenza on vaccinated versus unvaccinated populations From 1996 to 2008 (up to 13 years)
- Secondary Outcome Measures
Name Time Method