Distributed Ledger Technology for Clinical & Life Sciences Research: some Use-Cases for Blockchain & Directed Acyclic Graphs

Distributed ledger technology (DLT) such as blockchain has a myriad of use-cases in life sciences and clinical research. Distributed ledger technology (DLT) has the potential to solve a myriad of problems that currently plague data collection, management and access processes in clinical and life sciences research, including clinical trials. DLT is an innovative approach to operating in environments where trust…
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Simpson’s Paradox: the perils of hidden bias.

How Simpson’s Paradox Confounds Research Findings And Why Knowing Which Groups To Segment By Can Reverse Study Findings By Eliminating Bias. Introduction   The misinterpretation of statistics or even the "mis"-analysis of data can occur for a variety of reasons and to a variety of ends. This article will focus on one such phenomenon contributing to the drawing of faulty conclusion…
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Transforming Skewed Data: How to choose the right transformation for your distribution

​​Innumerable statistical tests exist for application in hypothesis testing based on the shape and nature of the pertinent variable’s distribution. If however the intention is to perform a parametric test - such as ANOVA, Pearson’s correlation or some types of regression - the results of such a test will be more valid if the distribution of the dependent variable(s) approximates…
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Accessing Data Files when Using SAS via Citrix Receiver

 ​A SAS licence can be prohibitively expensive for many use cases. Installing the software can also take up a surprising amount of hard disk space and memory. For this reason many individuals with light or temporary usage needs choose to access a version of SAS which is licenced to their institution and therefore shared across many users. Are you trying…
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