Four patients with high RS result had triple-negative (ER−/PR−/HER2−) breast cancers: H3 (RS result 62), H4 (RS result 63), H5 (RS result 53) and H6 (RS result 58) while two patients with high RS results (H7: RS result 36 and H8: RS result 63) had HER2+/ER+/PR+ breast cancers. Here, PGR is linked to breast cancer.