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Direct linkSpybrook, Jessaca; Maynard, Rebecca; Anderson, Dustin – Grantee Submission, 2022
The practice of prospectively registering the details of intervention studies in a public database or registry is gaining momentum across disciplines as a strategy for increasing the transparency, credibility, and accessibility of study findings. In this article, we consider five registries that may be relevant for registration of intervention…
Descriptors: Prevention, Intervention, Databases, Credibility
Spybrook, Jessaca; Martinez, Andres – Society for Research on Educational Effectiveness, 2011
The purpose of this paper is to provide a frame work for approaching a power analysis for a CRT (cluster randomized trial) with a binary outcome. The authors suggest a framework in the context of a simple CRT and then extend it to a blocked design, or a multi-site cluster randomized trial (MSCRT). The framework is based on proportions, an…
Descriptors: Scientific Research, Research Methodology, Statistical Analysis, Sample Size
