Study to Assess the Burden of Mild Outcomes (Physician Office Visits) Due to Influenza in the United States
| Status: | Completed |
|---|---|
| Conditions: | Influenza |
| Therapuetic Areas: | Immunology / Infectious Diseases |
| Healthy: | No |
| Age Range: | Any |
| Updated: | 1/11/2017 |
| Start Date: | January 2013 |
| End Date: | June 2013 |
Burden of Mild Outcomes Due to Influenza in the United States, July 2000 Through April 2009 and October 2010 to May 2011
This is a database study to quantify the burden of multiple mild outcomes (i.e., those that
result in visits to a physician's office) attributable to influenza in the United States,
stratified by age group, geographic region and influenza subtype for selected influenza
seasons.
result in visits to a physician's office) attributable to influenza in the United States,
stratified by age group, geographic region and influenza subtype for selected influenza
seasons.
This is a retrospective database study to quantify the burden of multiple mild pre-defined
influenza-attributable outcomes of interest, which resulted in physician office visits for
persons who were less than 65 years of age, in the United States in the relevant Marketscan
Commercial database in the period from July 2000 through April 2009, and October 2010 to May
2011. The corresponding physician office visits for persons 65 years of age and older, with
a mild influenza-attributable outcome of interest, in the United States that were recorded
in the relevant MarketScan Medicare Supplemental database in the period from July 2006
through April 2009, and October 2010 to May 2011 were also investigated. The period from
April 2009 through September 2010 is excluded to avoid the H1N1 pandemic wave.
influenza-attributable outcomes of interest, which resulted in physician office visits for
persons who were less than 65 years of age, in the United States in the relevant Marketscan
Commercial database in the period from July 2000 through April 2009, and October 2010 to May
2011. The corresponding physician office visits for persons 65 years of age and older, with
a mild influenza-attributable outcome of interest, in the United States that were recorded
in the relevant MarketScan Medicare Supplemental database in the period from July 2006
through April 2009, and October 2010 to May 2011 were also investigated. The period from
April 2009 through September 2010 is excluded to avoid the H1N1 pandemic wave.
Inclusion Criteria:
• Recorded in a Marketscan database with any of the specified diagnostic codes.
Exclusion Criteria:
• Missing data in any of the following fields: age, diagnosis, region or visit date.
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