Moodle Quiz XHTML Export

Q1 The case fatality rate is usually expressed as a percentage.

The case fatality rate is usually expressed as a percentage. Assume there are known to be 1025 confirmed cases of disease, 203 probable cases, and 362 suspected cases. What is the case fatality rate of confirmed cases if 615 confirmed cases have died?

Q2 Which one of these statements is correct?

Which one of these statements is correct?

The case fatality rate in the Ebola epidemic can be calculated by dividing the total number of deaths that have occurred before a certain date by the number of cases notified by that date
Suspected cases should not contribute to the calculation of the case fatality rate unless they die
The mortality rates among patients in hospitals gives the most accurate estimate of the case fatality rate
If many Ebola infections give rise to only mild symptoms and are not recognised as Ebola then case fatality rates will be overestimated