Related Experiment Video
Updated: May 10, 2025

A Clinical Trial Assessing the Safety, Efficacy, and Delivery of Olive-Oil-Based Three-Chamber Bags for Parenteral Nutrition
Published on: September 20, 2019
How to Survive and Succeed in the Design and Execution of a Collaborative Randomized Controlled Trial
1Gastroenterology Department, Dr. Balmis General University Hospital-ISABIAL, Alicante, Spain.
Abstract:
This article guides the design and execution of successful collaborative randomized controlled trials (RCTs). Aimed at researchers looking to impact clinical practice, it highlights the advantages of RCTs over observational studies in driving clinical advancements. The article details essential steps in trial development, starting with assembling a core team of a principal investigator, experienced collaborator, methodologist, patient representative, and coordinator. Critical strategies for defining impactful research questions, selecting adequate primary endpoints, and developing a robust protocol are discussed. Additional emphasis is placed on patient-centered outcomes and data integrity, supported by carefully designed electronic case report forms. The article also covers strategies for recruiting collaborators, and managing ethical approvals across multiple centers. Ultimately, it offers insights from the author's experience, encouraging new researchers to overcome challenges in launching their first RCT and reinforcing the role of high-quality, multicentric research in enhancing patient care and clinical outcomes.
Related Concept Videos
Randomized Experiments
Simple randomization
Simple...
Blinding
Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
Group Design
Crossover Experiments
Crossover designs are performed even with smaller sample sizes since the samples can act as their controls. These are better than simple randomized trials since patients are exposed to all the treatments.
Strategies for Assessing and Addressing Confounding
Confounding can be addressed at both the design phase of a study and through analytical methods after data...

