Table 3.

92-Gene assay performance in clinical subsets with reported predictions

Clinical variables%SensitivityP
Disease type
 Metastatic4485%0.157
 Primary5688%
Histologic grade
 1491%0.577
 21089%
 32489%
 Not graded6285%
Specimen type
 Limited tissue biopsy1491%0.161
 Excision8686%

NOTE: Metastatic, high-grade, and limited tissue samples did not show a statistically significant decrease in assay performance compared with primary, low-grade, and larger sample types, respectively.