Dear RB,
I am not quite sure that you are just kidding, so: this is not the
example of the power of placebo, but the example of the self-selection bias.
vvv
On 2016-06-12 14:39, Rakesh Biswas wrote:
> In light of the earlier comments on the placebo effect (deemed
> insignificant) I shall be grateful to the group to understand further
> this quote from a narrative by Sacket linked below, "the
> hero-statistician of the trial, Paul Canner, carried out a similar
> analysis for participants who did and didn’t take their placebos as
> instructed. He showed an even stronger association between compliance
> effect and mortality (0.151 vs. 0.282; Relative Risk Ratio=46%; z=-8.12;
> P=0.00000000000000047), implying that one premature death would be
> prevented for every 10 patients who took their placebo faithfully!"
> More:http://www.jameslindlibrary.org/articles/why-did-i-become-a-clinician-trialist/
>
> best,
>
> rb
> Dept of Medicine,
> LN Medical College, Bhopal
>
>
Vasiliy V. Vlassov, MD
President, Society for Evidence Based Medicine (osdm.org)
e-mail: vlassov[a t]cochrane.ru
snail mail: P.O.Box 13 Moscow 109451 Russia
Phone Russia +7(965)2511021
Подпишись на новости на osdm.org
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