Effect of ECOG PS on PFS and OS
In the control group, the median PFS of PS = 0, 1, and 2 was 4.50 (95% CI: 4.20–4.85) vs. 3.40 (95% CI: 3.00–3.95) vs. 2.05 (95% CI: 1.80–2.70) months (Effect of PS on PFS and OS was estimated by the Kaplan–Meier method. (A) Effect of PS on PFS in the control group. (B) Effect of PS on OS in the control group. (C) Effect of PS on PFS in the experiment group. (D) Effect of PS on OS in the experiment group.