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Articles (5516)

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1-10 of 5516 results for controlling placebo effects

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Select article: Methods for assessing and controlling placebo effects

Retricted access

Research article

First published 2019-4

Methods for assessing and controlling placebo effects

Rob Kessels, Reagan Mozer, Jos Bloemers

Statistical Methods in Medical Research

Select article: The Ceiling Effect,the Floor Effect,and the Importance of Active and Placebo Control Arms in Randomized Controlled Trials of an Investigational Drug

Open access

Research article

First published 2021-7

The Ceiling Effect,the Floor Effect,and the Importance of Active and Placebo Control Arms in Randomized Controlled Trials of an Investigational Drug

Chittaranjan Andrade

Indian Journal of Psychological Medicine

Select article: Control Theory and Multiple Placebo Effects

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Research article

First published 1986-6

Control Theory and Multiple Placebo Effects

Mark P. Jensen, Paul Karoly

The International Journal of Psychiatry in Medicine

Select article: The effects of Dendropanax morbiferus on cognitive function and cerebral cortical thickness: A randomized,double-blind,placebo-controlled trial

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Research article

First published 2025-5

The effects of Dendropanax morbiferus on cognitive function and cerebral cortical thickness: A randomized,double-blind,placebo-controlled trial

Chaewon Suh, Shinhye Kim, Yoonji Joo [...]

Journal of Alzheimer’s Disease

Select article: A Double-blind,Placebo-controlled,Randomized Clinical Study of the Effects of Vardenafil on Human Nasal Patency

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Research article

First published 2008-5

A Double-blind,Placebo-controlled,Randomized Clinical Study of the Effects of Vardenafil on Human Nasal Patency

Erdinc Aydin, Evren Hizal, Ovsen Onay [...]

American Journal of Rhinology & Allergy

Select article: Placebo Effects in Oral Triptan Trials: the Scientific and Ethical Rationale for Continued use of Placebo Controls

Free access

Research article

First published 2005-2

Placebo Effects in Oral Triptan Trials: the Scientific and Ethical Rationale for Continued use of Placebo Controls

E Loder, R Goldstein, D Biondi

Cephalalgia

Select article: Placebo Controlled Clinical Trials are as Ethical as Active Controlled Trials Even if Effective Therapies Exist

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Other

First published 2002-10

Placebo Controlled Clinical Trials are as Ethical as Active Controlled Trials Even if Effective Therapies Exist

Yeong-Liang Lin, Herng-Der Chern, Mong-Ling Chu

Therapeutic Innovation & Regulatory Science

Select article: Placebo-Controlled,Double-Blind Study of the Effect of Verapamil in Intermittent Claudication

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Research article

First published 1990-08

Placebo-Controlled,Double-Blind Study of the Effect of Verapamil in Intermittent Claudication

Hans-Henrik Kimose, Jens Peder Bagger, Michael Trier Aagaard [...]

Angiology

Select article: The Effect of Inferior Turbinate Surgery on Quality of Life: A Randomized,Placebo-Controlled Study

Open access

Research article

First published 2021-12

The Effect of Inferior Turbinate Surgery on Quality of Life: A Randomized,Placebo-Controlled Study

Anna Kankaanpää, Teemu Harju, Jura Numminen

Ear,Nose & Throat Journal

Select article: Effect of Active Treatment is Lower When Using Placebo Control in Clinical Trials on Acute Therapy of Migraine

Free access

Research article

First published 2003-6

Effect of Active Treatment is Lower When Using Placebo Control in Clinical Trials on Acute Therapy of Migraine

A Eikermann, HC Diener

Cephalalgia

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