Clinical Case in Patient Safety, Preventive & Ethics — Case | Epidemiology & Biostatistics | SMLE Q#11893
SMLE Question #11893
Patient Safety, Preventive & Ethics
Epidemiology & Biostatistics
Objective: OBJ-367
Last updated: February 2026
In a cohort of 1,000 asymptomatic women, a standard test classifies 200 as having breast cancer and 800 as not having breast cancer. A new screening test is positive in 180 of the 200 classified as having breast cancer and negative in 20 of them. Among the 800 classified as not having breast cancer, the new test is positive in 50. What is the sensitivity of the new screening test?
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