Table 3.
Subset of subjects with sum of epithelium and stroma ≥ 10% in both dense and non-dense cores
| Marker Expression measure | Dense | Non-dense | P for difference* | ||
|---|---|---|---|---|---|
| Number | Mean (STD) | Number | Mean (STD) | ||
| CD44 | |||||
| Staining extent | 34 | 7.4 (7.6) | 34 | 3.3 (5.1) | 0.009 |
| Expression score (extent x intensity) | 34 | 11.8 (13.0) | 34 | 5.4 (11.6) | 0.01 |
| CD24 | |||||
| Staining extent | 18 | 8.7 (6.5) | 18 | 6.5 (6.8) | 0.36 |
| Expression score (extent x intensity) | 18 | 11.5 (9.3) | 18 | 10.2 (13.7) | 0.45 |
| ALDH1A1 | |||||
| Staining extent | 6 | 0.5 (0) | 6 | 0.3 (0.3) | 0.17 |
| Expression score (extent x intensity) | 6 | 0.8 (0.3) | 6 | 0.3 (0.3) | 0.09 |
STD standard deviation, ALDH1A1 aldehyde dehydrogenase family 1 member A1
*P value from signed rank test for alternative hypothesis of associations vs. null hypothesis of no association with significance level of 0.05