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The ominous math of the Ebola epidemic

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The ominous math of the Ebola epidemic

By Joel Achenbach, Lena H. Sun and Brady Dennis October 9 at 2:15 PM    

When the experts describe the Ebola disaster, they do so with numbers. The statistics include not just the obvious ones, such as caseloads, deaths and the rate of infection, but also the ones that describe the speed of the global response.

Right now, the math still favors the virus.

Global health officials are looking closely at the “reproduction number,” which estimates how many people, on average, will catch the virus from each person stricken with Ebola. The epidemic will begin to decline when that number falls below one. A recent analysis estimated the number at 1.5 to 2.

The number of Ebola cases in West Africa has been doubling about every three weeks. There is little evidence so far that the epidemic is losing momentum.

https://www.washingtonpost.com/national/health-science/the-ominous-math-of-the-ebola-epidemic/2014/10/09/3cad9e76-4fb2-11e4-8c24-487e92bc997b_story.html

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Fresh Graves Point to Undercount of Ebola Toll

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Fresh Graves Point to Undercount of Ebola Toll

By ADAM NOSSITERSEPT. 22, 2014

FREETOWN, Sierra Leone — The gravedigger hacked at the cemetery’s dense undergrowth, clearing space for the day’s Ebola victims. A burial team, in protective suits torn with gaping holes, arrived with fresh bodies.

The backs of the battered secondhand vans carrying the dead were closed with twisted, rusting wire. Bodies were dumped in new graves, and a worker in a short-sleeve shirt carried away the stretcher, wearing only plastic bags over his hands as protection. The outlook for the day at King Tom Cemetery was busy.

“We will need much more space,” said James C. O. Hamilton, the chief gravedigger, as a colleague cleared the bush with his machete.

The Ebola epidemic is spreading rapidly in Sierra Leone’s densely packed capital — and it may already be far worse than the authorities acknowledge.

Since the beginning of the outbreak more than six months ago, the Sierra Leone Health Ministry reported only 10 confirmed Ebola deaths here in Freetown, the capital of more than one million people, and its suburbs as of Sunday — a hopeful sign that this city, unlike the capital of neighboring Liberia, had been relatively spared the ravages of the outbreak.

https://www.nytimes.com/2014/09/23/world/africa/23ebola.html?_r=0