Table 2.
Axillary sentinel lymph node tracer status.
| Category | Positivity d | SLN Detection Rate | SLN Number | Metastatic SLN Number |
|---|---|---|---|---|
| ICG a | 90.5% (38/42) | 97.8% (178/182) | 4.63 ± 2.51 | 0.37 ± 0.98 |
| MB b | 83.3% (35/42) | 89.6% (163/182) | 3.12 ± 2.48 | 0.29 ± 0.76 |
| RI c | 90.5% (38/42) | 94.5% (172/182) | 3.30 ± 2.10 | 0.30 ± 0.72 |
| RI+MB | 92.9% (39/42) | 98.9% (180/182) | 4.02 ± 2.34 | 0.37 ± 0.88 |
| ICG+MB | 95.2% (40/42) | 100% (182/182) | 4.99 ± 2.42 | 0.41 ± 1.01 |
| RI+ICG | 100% (42/42) | 100% (182/182) | 4.93 ± 2.41 | 0.41 ± 1.01 |
| ICG+MB+RI | 100% (42/42) | 100% (182/182) | 5.08 ± 2.41 | 0.43 ± 1.04 |
a
Indocyanine green.
b
Methylene blue.
c
Radioisotope.
d
Positivity was defined as the number of patients with metastatic SLNs detected by one or more of the tracers divided by the total number of patients with metastatic SLN.