failed to reach significanceP = .088
There was also significant benefit from adjuvant chemotherapy in the stage III CMS3 subtype (log-rank test P = .001; HR, 0.16 [Wald test P = 2.95 × 10 −3 ]; Data Supplement) and a trend for benefit from chemotherapy in the stage II CMS3 subtype; however, this failed to reach significance (log-rank test P = .088; Data Supplement).