22 March 2022 - A randomised clinical trial can be used to estimate the average treatment effect for a population. ...
14 March 2022 - Bias is a systematic, non-random error in the estimation of a treatment effect or the effect of ...
1 March 2022 - In the COVID-19 Dexamethasone (CoDEX) randomised clinical trial, which studied a sample of critically ill patients with ...
14 December 2021 - ...
23 November 2021 - The goal of much of medical research is to determine which of 2 or more therapeutic approaches ...
23 August 2021 - The primary goal of most randomised clinical trials is to draw conclusions about the effect of a ...
16 February 2021 - Observational studies are commonly used to evaluate the association between a risk factor or “exposure” and the ...
15 February 2021 - Guidelines for reporting results from randomised trials have long underscored the importance of confidence intervals. ...
1 February 2021 - The important first step in the critical appraisal of a randomised trial is not an evaluation ...
7 December 2020 - The US FDA has kept its new drug approvals for 2020 on track to match or ...
28 September 2020 - A previous JAMA Guide to Statistics and Methods article briefly reviewed non-parametric statistics. ...
15 September 2020 - The goal of many medical research studies is to estimate the direction and magnitude of the effect ...
2 July 2020 - The method is used to study the outcomes related to an abrupt change when it is not ...
13 March 2020 - The Cox proportional hazards model, introduced in 1972, has become the default approach for survival analysis in ...
28 October 2019 - The value of our health and medical research investment is at risk unless we foster the discipline ...