TABLE 2.

Kaplan–Meier survival estimates at index time points

	Study population	External control	p‐value
PFS (%)
At 6 months	84.9 [77.1, 93.5]	72.3 [64.1, 81.6]	0.038
At 12 months	49.3 [39.1, 62.2]	35.3 [27.0, 46.0]	0.063
At 18 months	32.9 [23.7, 45.6]	23.2 [16.2, 33.1]	0.161
At 24 months	20.5 [13.1, 32.3]	15.3 [9.5, 24.5]	0.378
OS (%)
At 12 months	86.1 [78.5, 94.5]	75.1 [67.1, 84.1]	0.064
At 24 months	58.0 [47.5, 70.6]	39.9 [31.3, 50.8]	0.018

Data are shown as numbers [95% CI].

Abbreviations: OS, overall survival; PFS, progression‐free survival.