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Table 4 Tumor characteristic and the results of intraoperative imprint cytology detection of nodal metastasis

From: Pre-operative and intra-operative detection of axillary lymph node metastases in 108 patients with invasive lobular breast cancer undergoing mastectomy

  IIC positive IIC negative Cases with pN+ Cases with pN- p-value
Underwent IIC 10 53 27 36 0.0001
Age (years)      
 < 50 5 22 11 16 0.733
 ≥ 50 5 31 16 20  
Palpability of breast tumor Palpable 9 38 23 24 0.429
 Non-palpable 1 15 4 12  
Multicentic breast lesion
 No 2 24 10 16 0.175
 Yes 8 29 17 20  
Size of lesion at surgery
 ≤ 20 mm 2 26 7 21 0.164
 > 20 mm 8 27 20 15  
T stage
 T1 1 24 6 19 0.085
 T2 7 25 17 15  
 T3 2 4 4 2  
Variant of ILC
 Classic 10 48 26 32 0.583
 Pleomorphic 0 5 1 4