CONSORT diagram.

<p>Of the 237 patients enrolled in the I SPY-1 trial, 221 patients were evaluable, 215 had pathology results, and 102 of these were stained for PCNA<sup>+</sup> TAMs. All 102 cases with IHC staining for PCNA<sup>+</sup> TAMs had Agilent gene expression array data available and 80 of the 102 cases had Affymetrix expression array data available.</p>