Research Article
Microarray-Based RNA Profiling of Breast Cancer: Batch Effect Removal Improves Cross-Platform Consistency
Table 2
Prediction of ER status by ESR1 expression levels in the Agilent dataset and the 29K dataset.
| Platform | Number of samples | Cutoff | Sensitivity (TP) | Specificity (TN) | Accuracy |
| Agilent dataset | 177 vs. 54 | 1.6 | 0.82 (44) | 0.96 (169) | 0.89 | 29K dataset (no adjustment) | 177 vs. 54 | 1.6 | 0.82 (44) | 0.94 (167) | 0.88 | 29K dataset (intraplatform adj.) | 177 vs. 54 | 1.6 | 0.82 (44) | 0.94 (167) | 0.88 |
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