By Michaeleen Doucleff
Holy moly! There’s a case of Ebola in the U.S.!
That first reaction was understandable. There’s no question the disease is scary. The World Health Organization now estimates that the virus has killed about 70 percent of people infected in West Africa.
The Ebola case in Dallas is the first one diagnosed outside Africa, the Centers for Disease Control and Prevention said Tuesday. And the health care system in Texas didn’t quarantine the man right away. He was sick with Ebola — and contagious — for four days before he was admitted to the hospital.
But when you look at health officials responding to the case in Dallas, they seem cool as cucumbers, despite the initial misstep.
“I have no doubt that we will control this importation, or case, of Ebola so that it does not spread widely in this country,” said the director of the CDC, Dr. Tom Frieden.
Why is Frieden so sure this virus won’t spread beyond a handful of cases?
It boils down to something called “R0.”
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