Sample Size Calculation Survival Analysis Log Rank TestadminApril 28, 2026Calculators Sample Size Calculation Survival Analysis Log Rank Test Significance Level (α): 0.05 0.01 Power (1 – β): Median Survival Time (M): Ratio of Hazard Rates: Calculate Introduction & Importance Sample size calculation for survival analysis log rank test is crucial… CDC – Survival Analysis Methods PubMed – Log-rank test for survival analysis