If the prevalence is very low as compared to the incidence for a disease, it implies:
In a village having population of 1000, we found patients with certain disease. The results of as new diagnostic test on that disease are as follows:
What is the percent prevalence of disease?
Measurement of incidence rate of a disease includes:
The relationship between incidence and prevalence can be expresses as:
Prevalence of cataract at one point of time can be determined by:
A district has total population 10 lacs, with under-16 population being 30%. The prevalence of blindness is 0.8/1000 among under-16 population. Calculate total district. number of blind among under-16 population in the
In a town of population 5000, 500 are already myopic on January 1, 2011. Number of new myopia cases is 90 till December 31, 2011. Calculate incidence of Myopia in the town in 2011.
Denominator while calculating the secondary attack rate include:
The secondary attack rate of measles is more than mumps. What is the conclusion?
Which one of the following is an Index of communicability of an Infection?
A one day census of inpatients in a mental hospital could: