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Table 1 Treatment arm comparisons in FOCUS

From: How do multi-stage, multi-arm trials compare to the traditional two-arm parallel group design – a reanalysis of 4 trials

Comparison

Hazard ratio

Confidence interval

regimen A vs B

0.905

0.788 – 1.039

regimen A vs C

0.837

0.728 – 0.962

regimen A vs D

0.969

0.846 – 1.110

regimen A vs E

0.925

0.807 – 1.061