Abstract:Missing data may lead to loss of statistical power and introduce bias in clinical trials. The ongoing Covid-19 pandemic has had a profound impact on patient health care and on the conduct of cancer clinical trials. Restricted access to sites, medication and evaluations brings challenges to the analysis of clinical trials due to missing data. Although several endpoints may be affected, progression-free survival (PFS) is of major concern, given its frequent use as primary endpoint in advanced cancer and the fact… Show more
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