Prevalence is ratio or proportion?

prevalence is ratio or proportion?

The term disease prevalence refers specifically to all current cases old and new existing at a given point in time or over aperiod of time in a given population. A broader individuals who have an attribute or disease at a particular time or during a particular period.

Divided by the population at risk of having the attribute or desease at this point in time or midway through the period 2.

Although reffered to as a rate , prevalence rate is really a ratio.

Better to mark proportion as single best answer

It’s an ongoing dilemma… different schools of thought… everyone’s right, that prevalence can also be expressed as rate and ratio