BIOSTATISTICS

Our ultimate goal is to promote methodology that would ensure that a clinical trial would produce results that answer an important question in a scientifically credible, statistically precise, economically efficient, and ethical manner. To that end, the web pages at this site include educational modules presenting... We are a group of biostatistical researchers who have combined experience of more than 75 years investigating methodology for the design, conduct, analysis, and reporting of clinical trials. Results of our NIH (NCI, NHLBI, NIDDK, and NIA) and industry funded research formed the core of the S+SeqTrial package in the S-Plus statistical language. Through an agreement between us and Tibco, Inc., this package has recently been ported to R and is being licensed by us free of charge to all interested users. We welcome all queries and suggestions about ways to make the RCTdesign.org website more useful to users.