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Two Arm Survival

Select Parameters

Type calculationType inputSidedNumber strataProportion in standard groupAlpha
Sample Size

Power

 Hazard Rates

Survival Proportion

 1 Sided

2 Sided
Years of accrualYears of follow-upAccrual rateHazard ratioTotal accrualPower

Stratum Proportion Hazard rate, std. Hazard rate, exp. Proportion surviving Survival time
1
2
3
4
5
6

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