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Table 4 Cancer characteristics for supplemental and primary US screening for breast cancer

From: Performance of ultrasonography screening for breast cancer: a systematic review and meta-analysis

Author, year Method Proportions of invasive cancers, % Proportions of node-negative invasive cancers, %
Number 95% CI Number 95% CI
Supplemental US screening studies
 Tagliafico, 2016 [21] Supplemental US 22/23 95.7(76.0–99.8) 13/20 65.0(40.9–83.7)
 Kim, 2016 [22] Supplemental US 7/9 77.8(40.2–96.1)   
 Weigert, 2015 [26] Supplemental US 10/22 45.5(25.1–67.3)   
 Hwang, 2015 [25] Supplemental US 7/8 87.5(46.7–99.3)   
 Moon, 2015 [24] Supplemental US 2/4 50.0(15.0–85.0) 1/2 50.0(9.5–90.5)
 Leong, 2012 [32] Supplemental US 1/2 50.0(9.5–90.5)   
 Hooley, 2012 [31] Supplemental US 2/3 66.7(12.5–98.2) 2/2 100.0(19.8–100.0)
Joint screening studies
 Dong, 2017 [9] Primary MAM 30/63 47.6(35.0–60.5) 16/30 53.3(34.6–71.2)
Primary US 25/46 54.3(39.2–68.8) 13/25 52.0(31.8–71.7)
 Ohuchi, 2016 [10] Primary MAM 73/117 62.4(52.9–71.0) 54/73 74.0(62.2–83.2)
Primary US 111/143 77.6(69.7–84.0) 89/111 79.3(70.3–86.2)
 Berg, 2016 [11] Primary MAM 41/59 69.5(56.0–80.5)   
Primary US 53/58 91.4(80.3–96.8)   
 Brem, 2015 [39] Primary MAM 51/82 62.2(50.8–72.5) 46/48 95.8(84.6–99.3)
Primary US 73/95 76.8(66.8–84.6) 65/69 94.2(85.1–98.1)
 Huang, 2012 [30] Primary MAM 24/28 85.7(66.4–95.3)   
Primary US 22/23 95.7(76.0–99.8)   
 Kelly, 2010 [40] Primary MAM 17/23 73.9(51.3–88.9)   
Primary US 35/38 92.1(77.5–97.9)   
 Wilczek, 2016 [38] Primary MAM 5/7 71.4(30.3–94.9)   
Primary US 9/11 81.8(47.8–96.8)   
 Venturini, 2013 [29] Primary MAM 8/12 66.7(35.4–88.7)   
Primary US 2/2 100.0(19.8–100.0)   
 Weinstein, 2009 [35] Primary MAM 3/7 42.9(11.8–79.8) 3/3 100.0(31.0–100.0)
Primary US 3/3 100.0(31.0–100.0) 3/3 100.0(31.0–100.0)
 Honjo, 2007 [37] Primary MAM 5/8 62.5(25.9–89.8) 4/5 80.0(29.9–98.9)
Primary US 7/7 100.0(56.1–100.0) 6/7 85.7(42.0–99.2)
  1. CI Confidential interval;MAM Mammography; US Ultrasonography