'Attrition bias' diaporamas de présentation

Sources of Bias in Randomised Controlled Trials

Sources of Bias in Randomised Controlled Trials. REMEMBER. Randomised Trials are the BEST way of establishing effectiveness. All RCTs are NOT the same. Although the RCT is rightly regarded as the premier research method, by the cognoscenti, some trials are better than others.

721 views • 54 slides

Sources of bias in RCTs

Sources of bias in RCTs. With focus on blinding and concealment of allocation David Torgerson. Background. Most reported educational (and health) trials are of POOR quality. They are too small and do not adequately report their methods. All RCTs are NOT the same.

540 views • 36 slides

Assessing the Impact of Microfinance in India: Experiences from the Field

339 views • 18 slides

Managing Threats to Randomization

Managing Threats to Randomization. Threat (1): Spillovers. If people in the control group get treated, randomization is no more perfect Choose the appropriate unit of randomization to minimize the risk Monitor the implementation May be interesting to analyze as such Measure the spillovers

257 views • 14 slides

Background

142 views • 1 slides