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Hello, Colleagues and myself are working on a meta-analysis of sleep interventions. Many of the studies are only single arm pre-post studies and we are following the advice of Becker (1988) and Morris and DeShon (2002) to impute...
This may be a very simple fix, but I am struggling to reproduce Becker's (1988) imputation of control group effect sizes for single group trials. For some reason that I cannot figure out, I am getting an "All list...
This may be a very simple fix, but I am struggling to reproduce Becker's (1988) imputation of control group effect sizes for single group trials.? For some reason that I cannot figure out, I am getting an "All list...
Perfect and thanks again to all. Best, Hugh Hugh F. Crean, Ph.D. University of Rochester School of Nursing Helen Wood Hall 4.W111 601 Elmwood Avenue Box SON Rochester, New York 14642 (585) 276-5575 (585) 273-1258 (fax...
Disregard this post. I see that I have to convert the data frame into a matrix. Is was a simple fix. Thanks again, Hugh -----Original Message----- From: Crean, Hugh Sent: Saturday, October 27, 2018 3:33 PM To: 'r-sig...
Hi Wolfgang et al., Yes, it is the working out the correct equations that have myself and colleagues stumped right now. Thanks again, Hugh -----Original Message----- From: Viechtbauer, Wolfgang (SP) <wolfgang.viechtbauer at maastrichtuniversity.nl> Sent: Monday, January 07, 2019...
Hello Wolfgang et al., Yes to the below and thanks again so much. To start, I have been trying to implement the simpler approach of just using the weighted average control group effects for those studies not having a control...
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