1.Am`edical center studied 1000 women with a palpable breast mass. All of the women underwent biopsy (gold standard diagnostic procedure) and mammography procedures. Of 600 women who had a biopsy positive for cancer, 510 also had a positive mammogram.A total of 400 women had a negative biopsy. Of these 400 women, 20 had a positive mammogram. (Creating a 2 x 2 table might be a good idea he

After analyzing the study you conclude that the sensitivity of the mammography is:

A.

90/600 or 15%

B.

380/470 or 80%

C.

380/400 or 95%

D.

510/530 or 96%

E.

510/600 or 85%