Clinical Case in Patient Safety, Preventive & Ethics — Case | Epidemiology & Biostatistics | SMLE Q#18124
SMLE Question #18124
Patient Safety, Preventive & Ethics
Epidemiology & Biostatistics
Objective: OBJ-ESTATS-001
Last updated: February 2026
In a screening study of 1,000 asymptomatic women, mammography is used as the reference standard. Mammography classifies 200 women as positive and 800 as negative. The new test is positive in 180 of the mammography-positive women and negative in 20. Among mammography-negative women, the new test is positive in 50. Using mammography as the reference standard, what is the sensitivity of the new test?
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