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. Author manuscript; available in PMC: 2013 Jul 6.
Published in final edited form as: AJR Am J Roentgenol. 2012 Sep;199(3):W386–W391. doi: 10.2214/AJR.11.7000

TABLE 2.

Frequencies of Use of Imaging-Guidance Techniques

Biopsy Type No./Total 95% CI

MRI-guided biopsy 56/106 (52.8) 42.9–62.6
  Needle biopsy 33/56 (58.9) 45.0–71.9
  Excisional biopsy 23/56 (41.1) 28.1–55.0
Ultrasound-guided biopsy 49/106 (46.2) 36.5–56.2
  Needle biopsy 47/49 (95.9) 86.0–99.5
  Excisional biopsy 2/49 (4.1) 0.5–14.0
Stereotactic biopsy 1/106 (0.9) 0.0–5.1

Note—Data in parentheses are percentages.