2 Center for Clinical Epidemiology and Evidence-Based Medicine, West China Hospital, Sichuan University, Chengdu, China 3 Basel Institute for Clinical Epidemiology and Biostatistics, University ...

Objective To investigate the credibility of authors’ claims of subgroup effects using a representative sample of recently published randomised controlled trials. Design Systematic review. Data source ...

Efforts to improve reporting clinical trial results have led to the development of guidelines such as those recommended by the CONSORT group. 3,4 Transparent and comprehensive reporting of subgroup ...

Genetic and other host characteristics that have the potential to influence susceptibility to disease occurrence may exert that influence only in the presence of one or more environmental (or other ...

1 Department of Neurology, Loyola University Medical Center, Maywood, CA, United States 2 Department of Pharmacy, Loyola University Medical Center, Maywood, CA, United States The use of high-dose ...

This example illustrates how to compute and display control limits for the maximum of a subgroup sample. Subgroup samples of 20 metal braces are collected daily, and the lengths of the braces are ...

A brewery monitors its bottling process to ensure that each bottle is filled with the proper amount of beer. The following data set contains the amount of beer recorded in fluid ounces for 23 batches: ...