a nonsignificant trendp > 0.05
There was no difference in OS based on the choice of CDK4/6 inhibitor ( p = 0.44) or the adjuvant hormonal therapy ( p = 0.12), although a nonsignificant trend for better OS with ribociclib was present for both regardless of whether it was in first- or second/later-line therapies ( p > 0.05).