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. 2008 Aug 15;27(1):29. doi: 10.1186/1756-9966-27-29

Table 2.

Comparison of surgical and pathological features of WL and ROLL groups.

WL ROLL P
Local of cutaneous incision
 Peri-areolar 21 31
 Others 38 30 § 0.022
Histopathological Diagnosis
 Fibrocystic changes 25 34
 Fibroadenoma 12 14
 Invasive carcinoma 6 2
 Carcinoma in situ 10 8
 Others 6 3 £0.047
Size of specimen (mean in cm3)
 All lesions 23.15 9.70 ¥0.001
 Benign lesion 14.80 8.70 ¥0.002
Invasive and not invasive carcinomas 20.30 9.45 ¥0.170
Period of hospital stay (mean in hours) 18.7 3.06 ¥<0.001
Anesthesia General Local
Time of procedure (mean – min) 37.2 26.06 ¥0.719
Margins of all lesions
 Clear 51 57
 Involved 8 4 £0.010
Carcinoma Margins
 Clear 14 9
 Involved 2 1 #0.670
 Postoperative wound infection 1 2 £0.270

§ Chi Square Test. £ Chi-Square Test with Yates' correction. ¥ T-test. # Fisher exact