nQuery Blog Powering Survival Analysis Clinical Trials

About the webinar Survival analysis is one of the most common statistical approaches used in clinical trials, especially in clinical areas such as oncology. It is also one of the most complex and flexible statistical areas with this increasing in recent years due to the emergence of innovative treatments such as immunotherapies. This complexity affects every part of trial design and analysis including power analysis and sample size determination. In this webinar we look at the key concept for power analysis for survival trials and some of the challenges that a researcher can face including accrual, dropout and more recent considerations such as non-proportional hazards.