Package structure | Non-inferiority margin conversion | Non-inferiority frontiers comparison | Sample size calculations | Analysis / testing for non-inferiority | References | Quartagno, M., Walker, A.S., Babiker, A.G. et al.Handling an uncertain control group event risk in non-inferiority trials: non-inferiority frontiers and the power-stabilising transformation. Trials 21, 145 (2020). https://doi.org/10.1186/s13063-020-4070-4