Analysis and interpretation of treatment effects in subgroups of patients in randomized clinical trials

S Yusuf, J Wittes, J Probstfield, HA Tyroler - Jama, 1991 - jamanetwork.com
… A subgroup effect refers to a treatment effect in a specific proper subgroup. An interaction, or
… ¬ tial subgroup effect, refers to treatment effects that differ by subgroup. When a treatment is …

Size of treatment effects and their importance to clinical research and practice

HC Kraemer, DJ Kupfer - Biological psychiatry, 2006 - Elsevier
… Unfortunately, the fact that clinical effects that otherwise evaluated seem of trivial importance
often have large ORs might be one possible reason for the continued popularity and wide …

… of corticosteroids on treatment failure among hospitalized patients with severe community-acquired pneumonia and high inflammatory response: a randomized clinical …

A Torres, O Sibila, M Ferrer, E Polverino, R Menendez… - Jama, 2015 - jamanetwork.com
Importance In patients with severe community-acquired pneumonia, treatment failure is
associated with excessive inflammatory response and worse outcomes. Corticosteroids may …

The number needed to treat: a clinically useful measure of treatment effect

RJ Cook, DL Sackett - Bmj, 1995 - bmj.com
… of the moderately hypertensive patients in the overview. Such a judgment is typically made
by comparing the patient's clinical history with the characteristics of the study patients, as …

Effect of anti-inflammatory treatment on depression, depressive symptoms, and adverse effects: a systematic review and meta-analysis of randomized clinical trials

O Köhler, ME Benros, M Nordentoft, ME Farkouh… - JAMA …, 2014 - jamanetwork.com
treatment was used alone or as add-on therapy. We were interested in both antidepressant
treatment effects … Because we were interested in the effect of anti-inflammatory treatment on …

Effect of convalescent plasma therapy on time to clinical improvement in patients with severe and life-threatening COVID-19: a randomized clinical trial

L Li, W Zhang, Y Hu, X Tong, S Zheng, J Yang, Y Kong… - Jama, 2020 - jamanetwork.com
patients who did not reach clinicalclinical trial was to evaluate the efficacy and adverse
effects of convalescent plasma added to standard treatment, compared with standard treatment

… patients with early active rheumatoid arthritis: clinical efficacy, disease-modifying properties, and side effects: a randomized, double-blind, placebo-controlled clinical …

AA van Everdingen, JWG Jacobs… - Annals of internal …, 2002 - acpjournals.org
… To correct for possible differences between the two treatment groups in the number of
patients who developed little or no joint damage, we also analyzed data only from patients who …

Therapeutic effect of the combination of etanercept and methotrexate compared with each treatment alone in patients with rheumatoid arthritis: double-blind …

L Klareskog, D van der Heijde, JP de Jager, A Gough… - The Lancet, 2004 - thelancet.com
… Although the study was not designed to assess sub-populations, we recorded no significant
effects of previous methotrexate treatment on clinical efficacy and radiographic endpoints. …

Effect of hydroxychloroquine on clinical status at 14 days in hospitalized patients with COVID-19: a randomized clinical trial

WH Self, MW Semler, LM Leither, JD Casey, DC Angus… - Jama, 2020 - jamanetwork.com
… Due to the paucity of information available on COVID-19 at the beginning of the trial for
estimation of event rates and treatment effects, we used a bayesian framework to guide serial …

[HTML][HTML] Effect of remdesivir vs standard care on clinical status at 11 days in patients with moderate COVID-19: a randomized clinical trial

CD Spinner, RL Gottlieb, GJ Criner, JRA López… - Jama, 2020 - jamanetwork.com
… This article reports that remdesivir treatment for patients with moderate COVID-19 provides
some benefit, but the "difference was of uncertain clinical importance" [1]. Those conclusions …