Jacky Luiten
52 | Chapter 4 Table 4.1 Trends in frequency and outcome of high‐risk lesions at percutaneous biopsy in women recalled at biennial screening mammography. Screening year 2011 2012 2013 2014 2015 2016 Total Screens 51,865 61,470 65,628 65,799 64,539 67,218 376,519 Recall, (%) 1,610 (3.1) 1,899 (3.1) 2,398 (3.7) 2,255 (3.4) 1,740 (2.7) 1,881 (2.8) 11,783 (3.1) Core needle biopsy , (%) Yes No 775 (48.1) 835 (51.9) 856 (45.1) 1,043 (54.9) 973 (40.6) 1,425 (59.4) 885 (39.2) 1,370 (60.8) 822 (47.2) 918 (52.8) 901 (47.9) 980 (52.1) 5,212 (44.2) 6,571 (55.8) High‐risk lesion at percutaneous biopsy , (%) 25 (3.2) 43 (5.0) 61 (6.3) 56 (6.3) 58 (7.1) 86 (9.5) 329 (6.3) High‐risk lesion at diagnostic excision , (%) Yes No 13 (52.0) 12 (48.0) 21 (48.8) 22 (51.2) 25 (41.0) 36 (59.0) 36 (64.3) 20 (35.7) 27 (46.6) 31 (53.4) 47 (54.7) 39 (45.3) 169 (51.4) 160 (48.6) Excision rate for high‐risk lesions Per 1000 screens Per 100 recalls 0.25 0.81 0.34 1.11 0.40 1.04 0.55 1.60 0.42 1.55 0.70 2.50 0.45 1.43 Excision outcome Benign, (%) Malignant, (%) 8 (61.5) 5 (38.5) 16 (76.2) 5 (23.8) 17 (68.0) 8 (32.0) 28 (77.8) 8 (22.2) 18 (66.7) 9 (33.3) 33 (70.2) 14 (29.8) 120 (71.0) 49 (29.0)
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