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Chapter: 28 / Q: 31
Glucose tolerance test is a useful screening test for diabetes. The ability of the test to identify those who have the disease in question is called:
Chapter: 28 / Q: 32
In a population consisting of 1000 females, Gram-stained cervical smear test was performed to detect gonorrhoe In this example the predictive value was calculated to be 47%, sensitivity 50% and specificity 90%. The diagnostic power of the test is reflected by:
Chapter: 28 / Q: 33
In a population under study there were 75 cases of hypertension. On further screening another 50 cases were added to the total owing to the characteristic of the test called:
Chapter: 28 / Q: 34
A 22 years old boy was appointed as computer operator in a factory. During his medical examination he was found to be HIV positiv This screening is:
Chapter: 28 / Q: 35
For screening of breast cancer self examination by women, mammography and fine needle aspiration were used at the same time in PIMS Islamaba This screening is an example of:
Chapter: 28 / Q: 36
The yield of a screening test was increased over a period of 5 years although the trade off between sensitivity and specificity remained the sam It is likely to have increased by increase in:
Chapter: 28 / Q: 37
The chest X-rays and sputum analysis for the early detection of tuberculosis constitute:
Chapter: 28 / Q: 38
With X representing the most accurate cut off point for a diagnostic screening test, what does C represent:
Chapter: 28 / Q: 39
46. An investigator evaluated 150 patients suffering from sore throat for streptococcal infection. The results were as follows:
Chapter: 28 / Q: 40
The ability of the test to correctly identify those who do not have the disease is:
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