Table 2.
Inter-nodal relationships according to clinical N stage
| Relationship | All | cN1 | cN2 | cN3 | P value |
|---|---|---|---|---|---|
| Clipped node to tattooed node | .621 | ||||
| Concordance | 79% (22/28) | 79% (15/19) | 60% (3/5) | 100% (4/4) | |
| Discordance | 21% (6/28) | 21% (4/19) | 40% (2/5) | 0% (0/4) | |
| Clipped node to sentinel nodea | .156 | ||||
| Concordance | 63% (15/24) | 68% (13/19) | 50% (2/4) | 0% (0/1) | |
| Discordance | 38% (9/24) | 32% (6/19) | 50% (2/4) | 100% (1/1) | |
| Tattooed node to sentinel nodea | .691 | ||||
| Concordance | 58% (14/24) | 58% (11/19) | 75% (3/4) | 0% (0/1) | |
| Discordance | 42% (10/24) | 42% (8/19) | 25% (1/4) | 100% (1/1) |
aSentinel nodes were narrowly defined as radioactive nodes and/or nodes containing blue dye