Asked by Pearse Dolan on Jul 30, 2024
Verified
A physical examination,digital rectal exam,was used to screen for prostate cancer in 290 men with biopsy-proven prostate cancer and in 516 age- and race-matched control men,all of whom showed no evidence of cancer at biopsy.The results of the physical examination were positive in 136 cases and in 165 control men.What is the sensitivity of the physical examination?
A) 32%
B) 47%
C) 56%
D) 57%
E) Cannot calculate it based on given information
Digital Rectal Exam
A physical examination method where a healthcare provider inserts a gloved, lubricated finger into the rectum to check for abnormalities.
Biopsy-Proven
Confirmation of a disease or condition by examining a tissue sample removed from a patient's body.
Sensitivity
The ability of a test to correctly identify those with the disease (true positive rate), indicating its reliability in detecting cases.
- Understand the concept and calculation of sensitivity in screening tests.
Verified Answer
Learning Objectives
- Understand the concept and calculation of sensitivity in screening tests.
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