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Old 03-20-2020, 02:47 PM   #3
SunnySide
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Join Date: Sep 2019
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Re: Coronavirus (non political)

The COVID-19 situation is changing rapidly. Since this disease is caused by a new virus, people do not have immunity to it, and a vaccine may be many months away. Doctors and scientists are working on estimating the mortality rate of COVID-19, but at present, it is thought to be higher than that of most strains of the flu.
https://www.hopkinsmedicine.org/heal...019-vs-the-flu

Death rate

The death rate from seasonal flu is typically around 0.1% in the U.S., according to The New York Times.

Though the death rate for COVID-19 is unclear, most research suggests it is higher than that of the seasonal flu.

In the study published Feb. 18 in the China CDC Weekly, researchers found a death rate from COVID-19 to be around 2.3% in mainland China. Another study of about 1,100 hospitalized patients in China, published Feb. 28 in the New England Journal of Medicine, found that the overall death rate was slightly lower, around 1.4%.

Still, the death rate for COVID-19 appears to vary by location and an individual's age, among other factors. For instance, in Hubei Province, the epicenter of the outbreak, the death rate reached 2.9%; in other provinces of China, that rate was just 0.4%, according to the China CDC Weekly study. In addition, older adults have been hit the hardest. The death rate soars to 14.8% in those 80 and older; among those ages 70 to 79, the COVID-19 death rate in China seems to be about 8%; it’s 3.6% for those ages 60 to 69; 1.3% for 50 to 59; 0.4% for the age group 40 to 49; and just 0.2% for people ages 10 to 39. No deaths in children under 9 have been reported.

A report published March 13 in the journal Emerging Infectious Diseases adjusted for the potential time delay between hospitalization and death among cases in China. The authors estimated that, as of Feb. 11, the death rate from COVID-19 was as high as 12% in Wuhan, 4% in Hubei Province and 0.9% in the rest of China.

In the CDC's MMWR study, 45% of hospitalizations, 53% of admissions to the intensive care unit (ICU), and 80% of deaths associated with COVID-19 were among adults aged 65 years and older.

Virus transmission
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The measure scientists use to determine how easily a virus spreads is known as the "basic reproduction number," or R0 (pronounced R-nought). This is an estimate of the average number of people who catch the virus from a single infected person, Live science previously reported. The flu has an R0 value of about 1.3, according to The New York Times.

Researchers are still working to determine the R0 for COVID-19. Preliminary studies have estimated an R0 value for the new coronavirus to be between 2 and 3, according to the JAMA review study published Feb. 28. This means each infected person has spread the virus to an average of 2 to 3 people.

It's important to note that R0 is not necessarily a constant number. Estimates can vary by location, depending on such factors as how often people come into contact with each other and the efforts taken to reduce viral spread, Live Science previously reported.
Risk of infection

The CDC estimates that, on average, about 8% of the U.S. population gets sick with the flu each season.

As of March 19, there are 9,415 cases of COVID-19 in the U.S. Some parts of the country have higher levels of activity than others, but cases have been reported in all 50 states, according to the CDC.

The immediate risk of being exposed to COVID-19 is still low for most Americans, however, as the outbreak expands, that risk will increase, the CDC said. People who live in areas where there is ongoing community spread are at higher risk of exposure, as are healthcare workers who care for COVID-19 patients, the agency said.

The CDC expects that widespread transmission of the new coronavirus will occur, and in the coming months, most of the U.S. population will be exposed to the virus.
https://www.livescience.com/new-coro...-with-flu.html
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