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Table 1 Characteristics of ultrasound-guided 16G/18G CNB of breast lesions

From: Accuracy of 16/18G core needle biopsy for ultrasound-visible breast lesions

Variables

Total (n = 955)

16G (n = 566)

18G (n = 389)

P*

Age group

   

0.796

 <40

166

102

64

 

 40–50

382

234

148

 

 50–60

235

133

102

 

 60–70

119

62

57

 

 ≥70

53

35

18

 

BI-RADS#

   

0.459

 3

70

42

28

 

 4

568

345

223

 

 5

317

179

138

 

Lesions size (mm)

   

0.065

 ≤10

133

72

61

 

 11–20

387

235

152

 

 21–50

404

244

160

 

 >50

31

15

16

 

Calcifications

   

0.056

 Present

319

176

143

 

 Absent

636

390

246

 

Lesions type

   

0.082

 Mass

911

545

366

 

 Non-mass

44

21

23

 
  1. *According to unpaired t-test, χ2 test, or Fisher’s exact test, as appropriate.
  2. BI-RADS: breast imaging reporting and data analysis.
  3. #3: Probably benign lesions; 4: Suspicious of malignancy (possibility 3%–94%); 5: Highly suggestive of malignancy (>95%).
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World Journal of Surgical Oncology

ISSN: 1477-7819

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