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. 2013 Oct;10(5):807–827. doi: 10.1177/1740774513497293
Hazard ratio: arm 1 Hazard ratio: arm 2 Hazard ratio: arm 3
Null 1 1 1
Alternative 0.837 0.837 0.837
One Works 1 1 0.837
Middle 1 0.9185 0.837
Worse 1.195 1.195 1.195