EVD的平均病死率为50％左右。病例致死率从过去的25％增加到90％。

EVD的平均病死率为50％左右。病例致死率从过去的25％增加到90％。

Results (English) 1:

EVD's average case fatality rate of about 50%. Case-fatality rates from past 25% to 90%.

Results (English) 2:

The average fatality rate is about 50% EVD. The case fatality rate of 25% from the past to 90 percent.

Results (English) 3:

The average mortality rate of EVD was about 50%. The case fatality rate from the past 25% increased to 90%.