epidemiology, Biology

Assignment Help:
9. A simple and inexpensive screening method has been developed to identify individuals with HIV infection at routine medical check-ups. To study the sensitivity and specificity, the method was tested on 1860 persons who underwent a simultaneous and thorough clinical examination that was considered to give an accurate diagnosis.

The results were as follows:
The clinical test identified 1160 individuals as having the disease, whereas the screening method identified 480 as being positive for the disease. The screening method correctly identified 160 among those with clinical disease.

Calculate the sensitivity of the screening method and specificity of the screening method.

Related Discussions:- epidemiology

What are the uses of formycin b, What are the uses of formycin B? Formy...

What are the uses of formycin B? Formycin B is a drug used to demolish of intestinal parasites.

Races of modern man, RACE S OF MODERN MAN Australoids Negroids ...

RACE S OF MODERN MAN Australoids Negroids Caucasoids Monogoloids American Indian Polynesian All human races have the same number of chromosomes (46) and b

Explain the life cycle of the gymnosperms, Q. What is the life cycle of the...

Q. What is the life cycle of the gymnosperms? As all plants they present a diplobiontic life cycle that is alternation of generations with haploid and diploid stages and the la

What is secondary structure of a protein, Q. What is secondary structure of...

Q. What is secondary structure of a protein? The secondary protein structure is creating by the manner its amino acids interact through the intermolecular bond. These communica

Explain the application of the principles listed, Observe several individua...

Observe several individuals as they run. look for the application of the principles listed. Which are violated and how. The application of the principles The law of inertia

Proteins made by the same total number of amino acid, Are there different p...

Are there different proteins made by the same total number of amino acids? Different proteins with the similar total number of amino acids may exist. In such cases the separati

Agro-industrial byproducts, Agro-industrial byproducts Agro-industrial...

Agro-industrial byproducts Agro-industrial by-products in Southeast Asia are available in plenty, due to the emphasis on crop cultivation. By-products of agro-industries repre

Explain regulation of water balance for cells in the kidneys, Explain Regul...

Explain Regulation of Water Balance for Cells in the kidneys? Cells in the kidneys respond to low blood pressure by releasing an enzyme called renin, which in turn causes the k

Protein necessity, Proteins necessity They are called as body builde...

Proteins necessity They are called as body builders. The proteins are used in various metabolic pathways and body building. They help in repairing the tissues of the b

Define water of oxidation or metabolic water, Define Water of oxidation or ...

Define Water of oxidation or metabolic water? Water that arises from oxidation of foods within the body, which is referred to as water of oxidation or metabolic water. Water wh

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd