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Table 1 Clinicopathologic features associated with sentinel lymph nodes (SLNs)

From: Analysis of dendritic cells in tumor-free and tumor-containing sentinel lymph nodes from patients with breast cancer

  Tumor-free SLNs (n = 25) Tumor-containing SLNs (n = 25)
Patient age (years)   
   Median 56 55
   Range 35–76 26–87
Tumor size (cm)   
   Median 1.4 1.5
   Range 0.1–5 0.6–4.5
Steroid receptor status   
   Estrogen receptor-positive 17 (68%)a 19 (76%)
   Estrogen receptor-negative 4 (16%) 6 (24%)
   Unknown 4 (16%) 0
   Progesterone receptor-positive 15 (60%) 18 (72%)
   Progesterone receptor-negative 5 (20%) 7 (28%)
   Unknown 5 (20%) 0
Tumor grade   
   Grade I 3 (12%) 3 (12%)
   Grade II 11 (44%) 12 (48%)
   Grade III 8 (32%) 8 (32%)
   Unknown 3 (12%) 2 (8%)
  1. a Data presented as number (percentage of total number of SLNs in each category).