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Table 2 Pathological features and stages of the patients

From: Clinical observation of the regeneration process of defects after breast cancer resection

  Breast-conserving surgery group (n = 41) Oxidized regenerated cellulose group (n = 41) Gelatin sponge group (n = 43) P
Pathological pattern (n)     0.644
 Invasive ductal carcinoma 38 36 40  
 Ductal carcinoma in situ 3 5 3  
Tumor size (n)     0.916
 Tis 3 5 3  
 T1 29 28 30  
 T2 9 8 10  
Lymph node status (n)     0.866
 N0 35 36 36  
 N1 6 5 7  
Staging (n)     
 0 3 5 3 0.883
 1A 26 25 28  
 2A 8 9 7  
 2B 4 2 5  
ER status (n)     0.533
 Positive 26 30 27  
 Negative 15 11 16  
PR status (n)     0.736
 Positive 25 22 23  
 Negative 16 19 20  
HER-2 status (n)     0.752
 Positive 8 5 10  
 Negative 33 36 33  
 Triple negative breast cancer (n) 8 7 9  
Adjuvant chemotherapy (n)     0.877
 Yes 30 28 31  
 No 11 13 12  
Endocrine therapy (n)     
 Yes 29 34 32 0.415
 No 12 7 11  
  1. Pearson chi-square test was used