For more information about this message, please visit this page: The researchers estimated the number of cases of flu per age group based on the proportion of suspected cases that were confirmed in laboratory tests, GP consultation rates for flu, population estimates from the Office for National Statistics and the estimated numbers that would not consult a GP.
When different influenza viruses strike pigs, the genes can mutate and new viruses can develop. WHO has acknowledged for some time that official, lab-confirmed reports are an underestimate of actual number of influenza deaths.
Looking to avoid getting the flu? These final estimates were that from April 12, 2009 to April 10, 2010 approximately 60. The University of Minnesota is an equal opportunity educator and employer. The authors also estimated the years of life lost to the pandemic by multiplying the estimated number of deaths in each age-group by the number of years of life expected for each age-group by country.
However, there remains the unavoidable possibility of mortality rates either being slightly underestimated if there have been deaths associated with swine flu where the virus was not recorded as the primary cause of death, or a slight overestimate due to underestimation in the total number of swine flu cases.
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To definitively diagnose and classify the strain of influenza you have, such as H1N1, your doctor may send your specimen to a specialized hospital or state lab for analysis. Swine flu is a respiratory disease caused by type A influenza virus in pigs. Swine flu pandemic 'less lethal than expected'.
June 25, 2012 - A study published in The Lancet Infectious Diseases journal estimates that the global death toll from the 2009 pandemic is between 151,700 to 575,400. H1N1 was first detected in April 2009 in a 10-year-old girl in California.
Contact Us: A disproportionate number of deaths occurred in Southeast Asia and Africa, where access to prevention and treatment resources are more likely to be limited. Swine flu is the name for the influenza type A virus that affects pigs swine. Grant support for ASP provided by. In pigs, there are currently three common influenza A virus subtypes in the United States: They obtained estimates of the attack rates in those groups from 12 countries: Mayo Clinic.
An estimated 105,700-395,600 respiratory deaths occurred, while an additional 46,000-179,900 deaths were attributed to cardiovascular complications. Swine flu is rare in humans, but it occasionally occurs in people that are in contact with infected pigs.
H1N1 2009 Pandemic Influenza. It was caused by a then-new flu virus known as H1N1, a type A influenza virus that's a combination of swine, avian bird , and human genes that mixed together in pigs and spread to humans.