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Table 2 Sentinel lymph node status as determined by fluorescence navigation, blue dye, and a combination of both in 86 patients

From: Evaluation of the benefit of using blue dye in addition to indocyanine green fluorescence for sentinel lymph node biopsy in patients with breast cancer

  Fluorescence navigation (%) Combination of blue dye and fluorescence (%) P
SLN identified 80 (93.0) 85 (98.8) 0.054
Positive lymph node 25 (29.1) 25 (29.1)  
Positive SLN 22 (25.6) 24 (27.9)  
Accuracy 77 of 80 (96.2) 84 of 85 (98.8) 0.283
False-negative rate 3 of 25 (12.0) 1 of 25 (4.0)  
Mean number of SLNs excised 2.4 3.6  
  1. SLN: sentinel lymph node; Chi-square test.