Terrence Howard plays a music mogul in a new series on Fox. CHICAGO â In the presidential suite of a Hilton hotel, above a ballroom full of extras waiting to shoot a lavish party scene, sat the two lead actors of âEmpire,â a new Fox series about a feuding entertainment-industry family.
Prevalence is a statistical concept referring to the number of cases of a disease that are present in a particular population at a given time, whereas incidence refers to the number of new cases that develop in a given period of time.
as the number of cases out of a certain population. For example, the prevalence of HIV/AIDS in. Australia in 2011 was 0.155%, or 115 out of every 100 000 people. 2 This is also known as âpointâ. prevalence as it provides a picture of what is occurring at a certain point of time.