Elliot Cramer wrote:
I believe the point of the Danes
was that a placebo should be used in
research but that physicians should
?not?
think that they can cure people with
placebos; I agree.
-Robert Dawson
Robert J. MacG. Dawson [EMAIL PROTECTED] wrote:
YES
: Elliot Cramer wrote:
: I believe the point of the Danes
: was that a placebo should be used in
: research but that physicians should
: ?not?
: think that they can cure people with
: placebos; I agree.
: -Robert
Rich Ulrich [EMAIL PROTECTED] wrote:
On 26 May 2001 03:50:32 GMT, Elliot Cramer [EMAIL PROTECTED]
wrote:
I don't see how RTM can explain the average change in a prepost design
- explanation: whole experiment is conducted on patients
who are at their *worst* because the flare-up is what
J. Williams mackeral@remove~this~first~yahoo.com wrote:
: Correct me if I'm wrong, but as I understand it, you have the ability
: to alter your diastolic reading by +/- 20 mm Hg for 3 minutes
No; I said I raised it once. I doubt that it lasted long. All sorts of
things raise blood pressure
J. Williams mackeral@remove~this~first~yahoo.com wrote:
My hunch
: is the placebo group would not differ significantly on the diastolic
: reading from the no-treatment group. Even though the placebo patients
: think they are being treated, I wager they can't fake a diastolic
: reading.
It
Rich Ulrich wrote:
- explanation: whole experiment is conducted on patients
who are at their *worst* because the flare-up is what sent
them to a doctor.
Gina Kolata mentions regression to the mean in her NYTimes Week in Review
article on the placebo effect today:
On 26 May 2001 03:43:06 GMT, Elliot Cramer [EMAIL PROTECTED]
wrote:
J. Williams mackeral@remove~this~first~yahoo.com wrote:
: On 25 May 2001 19:39:50 GMT, Elliot Cramer [EMAIL PROTECTED]
: wrote:
: do you suppose a person receiving a placebo can actually
: change his/her diastolic reading?
J. Williams mackeral@remove~this~first~yahoo.com wrote:
In article [EMAIL PROTECTED] you wrote:
:: do you suppose a person receiving a placebo can actually
:: change his/her diastolic reading?
:
:sure; I raised mine 20 points yesterday just thinking about someone
:misusing statistics.
Hi
On 24 May 2001, David Heiser wrote:
Be careful on your assumptions in your models and studies!
---
Placebo Effect An Illusion, Study Says
By Gina Kolata
New York Times
(Published in the Sacramento Bee, Thursday, May 24, 2001)
...
He and
jim clark wrote:
Was there some reason that they did not include studies with only
2 groups: no treatment and placebo? Only those two groups are
necessary to determine whether placebo differs from no treatment.
Possibly because ethics committees would not OK an experiment that
On 24 May 2001 21:39:17 -0700, [EMAIL PROTECTED] (David Heiser) wrote:
Be careful on your assumptions in your models and studies!
---
Placebo Effect An Illusion, Study Says
By Gina Kolata
New York Times
(Published in the Sacramento Bee,
I am not impressed. I don't think much of people who compare placebo with
no treatment; seems stupid to me. I would expect a placebo in any case
in which the evaluation is a human judgement or one's expectation could
reasonably be expected to affect a measured response. Thus I think you
could
On 25 May 2001 19:39:50 GMT, Elliot Cramer [EMAIL PROTECTED]
wrote:
I am not impressed. I don't think much of people who compare placebo with
no treatment; seems stupid to me. I would expect a placebo in any case
in which the evaluation is a human judgement or one's expectation could
Rich Ulrich [EMAIL PROTECTED] wrote:
: - I was a bit surprised by the newspaper coverage. I tend to
: forget that most people, including scientists, do *not* blame
: regression-to-the-mean, as the FIRST suspicious cause
: whenever there is a pre-post design: because they have
: scarce
Be careful on your assumptions in your models and studies!
---
Placebo Effect An Illusion, Study Says
By Gina Kolata
New York Times
(Published in the Sacramento Bee, Thursday, May 24, 2001)
In a new report that is being met with a mixture of
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