Compared with most other viral respiratory infections, such as the common cold, influenza (flu) infection usually causes a more severe illness with a mortality rate (death rate) of about 0.1% of people infected with the virus. Cold symptoms (for example, sore throat, runny nose, cough (with...
However, compared with most other viral respiratory infections, such as the common cold, influenza (flu) infection can cause a more severe illness with a mortality rate (death rate) of about 0.1% of people infected with the virus. The above is the usual situation for the yearly occurring "...
Because ILI symptoms include fever and cough or sore throat, it’s possible the percentage of ILI cases includes people with other respiratory diseases such as COVID or respiratory syncytial virus (RSV). In terms of clinically confirmed flu cases, the national test positivity rate was 31.6% the...
1, ILI patients accounted for 7.8% of outpatient visits—the highest percentage recorded among data going back to the 1997–98 flu season. Previously, activity had been highest (7.7%) the week ended Oct. 24, 2009, during the H1N1 swine flu ...
The mortality rate of the Spanish flu varied greatly by area, but scientists agree that the global mortality rate was between 1% and 3% of the world...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your ...
rate associated with the flu. (Nearly 80 percent of dogs exposed to the canine flu virus will contract only a mild form of the disease which mimics kennel cough, a type of canine bronchitis that is rarely serious.) The mortality rate, which describes the percentage of animals that will die...
H5 avian flu strains have occasionally spread to humans, with 50% mortality (death rate) and severe pneumonia, but human-to-human spread has been highly limited.What Is Swine Flu, and Why Is It Important? Similar to avian flu viruses, there are influenza A strains that typically infect pigs...
The first months at sea are believed to be the most critical for salmon survival, with the highest rate of mortality occurring during this period. In the present study, we examined interannual diet composition and body condition trends for late-summer subyearling Chinook salmon caught off Oregon ...
an H7N9 avian flu strain caused a deadly outbreak in people in China. This surprised virologists, as the strain had never before caused disease in humans. To date, there have been more than 300 clinical cases of H7N9 with a 33 percent mortality rate. This year, another strain known to ...
In January, the mortality rate for the flu was 10.96 per 1,000,000. 1972-1973 London Flu Outbreak Flu Strain: H3N2 "The London Flu" "The England Strain" Number of Infections: Unknown Number of Deaths: >2,000 Americans What Made It So Deadly: This flu actually started with another huge...