AIDS Testing
Title: AIDS Testing
Category: /Science & Technology
Details: Words: 368 | Pages: 1 (approximately 235 words/page)
AIDS Testing
Category: /Science & Technology
Details: Words: 368 | Pages: 1 (approximately 235 words/page)
Laboratory tests can be valuable aids in making a diagnosis, but, as screening tools for detecting hidden disease in asymptomatic individuals, their usefulness is limited. The value of a test as a diagnostic aid depends on its sensitivity and specificity. Sensitivity is the measure of the percentage of individuals with the disease who have a positive test result (i.e., people with the disease who are correctly identified by the procedure), and specificity is the
showed first 75 words of 368 total
You are viewing only a small portion of the paper.
Please login or register to access the full copy.
Please login or register to access the full copy.
showed last 75 words of 368 total
many as 18 or more tests can be performed for what it previously cost to carry out three or four individual tests. A panel of chemical tests for blood and urine have become routine components of the basic medical workup. A disadvantage of this strategy is that each test produces some false-positive results and requires additional tests to rule out these diseases. The trend is reversing to perform only those tests most likely to be cost-effective.