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. Author manuscript; available in PMC: 2023 Nov 26.
Published in final edited form as: Pharm Stat. 2022 Feb 21;21(5):865–878. doi: 10.1002/pst.2198

TABLE 2.

Simulation results under Scenario 2 for the summary and comparison of quantitative statistical measures of treatment benefit

PFS
RMDOR
N Follow-up (months) Median difference RMST difference HR RMST ratio RMDOR difference RMDOR ratio
100 25 3.87 2.18 0.74 0.86 1.85 0.57
50 4.17 4.76 0.71 0.77 3.40 0.51
75 4.17 6.53 0.70 0.72 4.43 0.48

300 25 4.33 2.34 0.72 0.84 2.00 0.51
50 4.28 5.05 0.69 0.75 3.73 0.44
75 4.28 6.76 0.68 0.70 5.01 0.39

600 25 4.28 2.41 0.71 0.84 2.00 0.50
50 4.28 5.21 0.68 0.74 3.77 0.43
75 4.28 6.97 0.67 0.69 5.09 0.38

Note: For PFS, median difference (treatment vs. control) and RMST difference (Arm A vs. Arm B) are used as the absolute measures, while HR (Arm A vs. Arm B) and RMST ratio (Arm B vs. Arm A) are used as the relative measures. For DOR, RMDOR difference (Arm A vs. Arm B) is used as the absolute measure, while RMDOR ratio (Arm B vs. Arm A) is used as the relative measure. For HR, RMST and RMDOR, the maximum time window from each simulated dataset is used.

Abbreviations: DOR, duration of response; HR, hazard ratio; PFS, progression-free survival; RMDOR, restricted mean DOR; RMST, restricted mean survival time.