StatsMiniBlog: Trial Sequential Analysis

You might have seen this “Trial Sequential Analysis” in the odd systematic review or meta-analysis, and seen some strange graphs with ‘cumulative z-score boundaries’ in them. And then either quickly closed the PDF or flicked away to catch up with an episode of Peppa Pig. But fear not. TSA is not as strange an idea […]

Read More…

StatsMiniBlog: Value of Information

When there’s a limited pot of money to do research with, it would be sensible to put it where it might do the most good, wouldn’t it? Well that’s exactly what the ‘value of information’ framework attempts to help researchers / commissioners of research do … The concept is to take what you already know, with […]

Read More…