Although Mendelian randomization techniques can involve fairly computationally intensive analyses, the fundamental principles that guide these study designs are straightforward and if understood ...

Group sequential designs, which allow early stopping for efficacy or futility, may benefit from balanced sample sizes at interim and final analyses. This requirement ...

Ensuring patient safety is paramount in the development of new pharmaceutical products, which, while beneficial, can also pose potential risks. Traditional methods for analyzing safety data have been ...

Two-stage randomization designs (TSRD) are becoming increasingly common in oncology and AIDS clinical trials as they make more efficient use of study participants to examine therapeutic regimens. In ...

Outcome-adaptive randomization is one of the possible elements of an adaptive trial design in which the ratio of patients randomly assigned to the experimental treatment arm versus the control ...

Chronic Physical Effects and Health Care Utilization in Long-Term Ovarian Germ Cell Tumor Survivors: A Gynecologic Oncology Group Study Enrichment based on molecular characteristics has emerged as an ...