Which term refers to the number of new cases of an infectious disease in a given area or population during a given period of time?
A: prevalence:
B: incidence,
C: epidemic,
D: endemic
A: prevalence:
B: incidence,
C: epidemic,
D: endemic
举一反三
- Which term refers to the total number of cases, both new and alreadyexisting, in a given area or population during a given period of time? A: prevalence: B: incidence, C: epidemic, D: endemic
- What is the best descriptor of the usual presence of a disease in the human population in a given geographic area() A: Sporadic B: Endemic C: Outbreak D: Epidemic E: Pandemic F: Risk factor
- Which of the following is the numerator when calculating cumulative incidence? () A: New cases B: The number of new and prevalent cases of a disease C: Number of people infected D: Number of cases E: Number of individuals recovered
- An<br/>outbreak( ) of disease in a bird population is called () A: epidemic B: endemic C: sporadic D: Epornithic
- t__________ the value of goods and services that a company sells during a given period of time