close-to-significantp = 0.06
50%, p = 0.46.) Looking at the objective response rate of the alpelisib treatment, only the PIK3CA showed a close-to-significant effect, indicating that the patients with double mutations had higher response rates than those with a single PIK3CA mutation (n = 10, 100% vs. 12.5%, p = 0.06), as demonstrated in Figure 3 and Figure 4 . 4.