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