Table 4.
Results of Discordant Case Analysis
| Discordant Samples (n = 71) | SLN Count |
|---|---|
| Resolveda | 28 |
| Tissue allocation bias | 19 |
| Site sample mix-up | 6 |
| Change in pathology result | 3 |
| Unresolved | 43 |
SLN indicates sentinel lymph node.
a
For the 1044 comparisons between reference pathology and the One Step Nucleic Acid Amplification Breast Cancer System, there were 71 discordant results. Follow-up pathologic and molecular investigations allowed for grouping of discordant samples into the 3 categories shown.