RT @gushamilton: Does anyone have up to date references for the "trial effect" - e.g. increased survival in clinical trials vs other cohort…
Does anyone have up to date references for the "trial effect" - e.g. increased survival in clinical trials vs other cohorts. I see a Cochrane rv 2004 https://t.co/DgKs7OLcPx and https://t.co/gmECZkmdyI Peppercorn Lancet. more recent rvs?
コクランレビュー「ランダム化比較試験に参加した患者と参加していない同様の介入を受けた患者のアウトカムの比較」の日本語要約です。RCTに参加した患者と参加しなかった患者のアウトカムは類似していました。 #CochraneDatabaseOfSystematicReviews https://t.co/23cd9WonST
RT @SteveJoffe: .@ewanbirney @LisaRosenbaum17 Data don't support this contention: https://t.co/gTsFziZWuo, https://t.co/2IFVt4l65t & https:…
... Better or worse outcomes than people who didnt. They couldnt find a difference in patient care http://t.co/6lOUoL3l8n
Do research participants benefit from participation? No, but neither is there evidence of harm http://t.co/DlkgFzbJs1 #EFGCP14
@ChristosArgyrop @medskep And in some trials they do worse. That's not Hawthorne. On average, no real difference http://t.co/DFaydjr4ft