Results 71 to 80 of about 639,786 (193)

The therapeutic effect of clinical trials: understanding placebo response rates in clinical trials – A secondary analysis

open access: yesBMC Medical Research Methodology, 2005
Background and purpose Placebo response rates in clinical trials vary considerably and are observed frequently. For new drugs it can be difficult to prove effectiveness superior to placebo.
Walach Harald   +3 more
doaj   +1 more source

Placebo response in pharmacological and dietary supplement trials of autism spectrum disorder (ASD): systematic review and meta-regression analysis

open access: yesMolecular Autism, 2020
Background Placebo response in autism spectrum disorder (ASD) might dilute drug-placebo differences and hinder drug development. Therefore, this meta-analysis investigated placebo response in core symptoms.
Spyridon Siafis   +15 more
doaj   +1 more source

A systematic review of sex differences in the placebo and the nocebo effect

open access: yesJournal of Pain Research, 2017
Sara M Vambheim,1 Magne Arve Flaten2 1Department of Psychology, UiT, The Arctic University of Norway, Tromsø, 2Department of Psychology, Norwegian University of Science and Technology (NTNU), Trondheim, Norway Objectives: The present review ...
Vambheim SM, Flaten MA
doaj  

Randomized double-blind placebo-controlled trial of 40 mg/day of atorvastatin in reducing the severity of sepsis in ward patients (ASEPSIS Trial) [PDF]

open access: yes, 2012
Introduction: Several observational studies suggest that statins modulate the pathophysiology of sepsis and may prevent its progression. The aim of this study was to determine if the acute administration of atorvastatin reduces sepsis progression in ...
Barnett, A. H.   +11 more
core   +3 more sources

Magnitude, response, and psychological determinants of placebo effects in chronic low-back pain: a randomised, double-blinded, controlled trial

open access: yesPAIN Reports, 2019
. Introduction:. Denervation of the lumbar zygapophyseal joints by medial branch radiofrequency neurotomy has shown some benefit in treating chronic low-back pain.
Damien Finniss   +4 more
doaj   +1 more source

Body - Mind Medicine and the Placebo Response

open access: yesSouth African Family Practice, 1992
No abstract available.
B. Brom
doaj   +1 more source

Chronic cough and esomeprazole: A double-blind placebo-controlled parallel study [PDF]

open access: yes, 2011
Background and objective: Gastro-oesophageal reflux has been implicated in the pathogenesis of chronic cough. Guidelines on management suggest a therapeutic trial of anti-reflux medication.
Beecher   +41 more
core   +1 more source

Modulating Placebo Effects in Clinical Trials: Study Team Briefing to Optimize Drug–Placebo Differences

open access: yesClinical and Translational Science
Clinical trials often face challenges with placebo effects that can mask actual drug effects. We evaluated whether briefing the study team members on placebo mechanisms influenced analgesia.
Martin Coenen   +8 more
doaj   +1 more source

Antidepressants and the Placebo Response

open access: yesEpidemiology and Psychiatric Sciences, 2009
SUMMARYAims – To evaluate new generation antidepressants in relation to the placebo response. Methods – I review meta-analyses in which response to antidepressant medication and response to placebo were calculated. Results – All but one of these meta-analyses included unpublished as well as published trials.
openaire   +2 more sources

Menstrual disorders in rural Gambia.

open access: yes, 2003
As part of a community-based reproductive morbidity survey in rural Gambia, the prevalence and association of menstrual disorders with sociodemographic characteristics and other reproductive morbidities, and with knowledge, attitudes, and beliefs ...
Coleman, Rosalind   +5 more
core   +1 more source

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