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Related Concept Videos

Clinical Trials01:16

Clinical Trials

6.6K
Clinical trials are prospective experimental studies conducted on humans to determine the safety and efficacy of treatments, drugs, diet methods, and medical devices. Using statistics in clinical trials enables researchers to derive reasonable and accurate conclusions from the collected data, allowing them to make wise decisions in uncertain situations. In medical research, statistical methods are crucial for preventing errors and bias.
There are four phases in a clinical trial. A phase one...
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Clinical Trials: Overview01:11

Clinical Trials: Overview

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Clinical development focuses on how the drug will interact with the human body and encompasses four key phases of clinical trials, each serving a specific purpose in assessing the safety and effectiveness of new drugs. These phases overlap and build upon one another. Phase I involves a small group of healthy volunteers (typically 20-80 individuals) or, in cases where significant toxicity is expected, patients with the targeted disease, such as cancer or AIDS. The volunteers are tested for...
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Blinding01:11

Blinding

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Blinding is a commonly used method of not telling participants which treatment a subject is receiving. Blinding is a critical part of a randomized control trial or RCT. It reduces the bias that affects the results. In an RCT, blinding is used in the form of a placebo. A placebo effect occurs when untreated subjects falsely believe they have received the treatment and report improved symptoms. A placebo or a dummy treatment is administered to subjects to negate the bias caused by such an effect.
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Crossover Experiments01:16

Crossover Experiments

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Crossover experiments, also called the repeated-measurements design, is a study design in which all experimental units are exposed to all treatments in different periods. Crossover experiments are generally used in psychology, the pharmaceutical industry, agriculture, and medicine.
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.
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Study Designs in Epidemiology01:20

Study Designs in Epidemiology

180
Epidemiological study designs are fundamental tools for investigating the distribution, determinants, and control of health conditions in populations. They help researchers understand the relationships between exposures and outcomes, and they broadly fall into two categories: "observational" and "experimental" studies.
Observational studies are those where the researcher does not intervene but rather observes natural variations. They include cross-sectional, cohort, and...
180
Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches01:23

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

120
Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
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Related Experiment Video

Updated: Jun 5, 2025

A Clinical Trial Assessing the Safety, Efficacy, and Delivery of Olive-Oil-Based Three-Chamber Bags for Parenteral Nutrition
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Embedding clinical trial elements into clinical practice: Experiences from trial designers and implementers.

Carrie Dombeck1,2, Teresa Swezey1,2, Lindsay Kehoe1

  • 1Clinical Trials Transformation Initiative, Duke Clinical Research Institute, Duke University School of Medicine, Durham, NC, USA.

Journal of Clinical and Translational Science
|December 10, 2024
PubMed
Summary

Embedding clinical trials into routine care requires addressing staff time, buy-in, and data challenges. Solutions involve minimizing patient burden and fostering a culture change for efficient research and care integration.

Keywords:
Point of careembedintegrationlearning health systemreal-world data

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Area of Science:

  • Clinical research methodology
  • Health services research

Background:

  • Leveraging routine clinical data can enhance research and patient care.
  • Embedding clinical trials into practice offers efficiency by reducing duplication.
  • Cultural, administrative, and data barriers hinder integration.

Purpose of the Study:

  • To explore motivations for embedding interventional, randomized trials into clinical practice.
  • To identify barriers and solutions for implementing embedded trials.

Main Methods:

  • Conducted 16 in-depth interviews (IDIs) with 18 trial designers and implementers.
  • Analyzed interview data using applied thematic analysis.

Main Results:

  • Motivations include establishing learning health systems and real-world trial evaluation.
  • Key barriers: limited staff time, lack of buy-in, and electronic health record data issues.
  • Proposed solutions: minimize patient/setting burden, ensure data infrastructure, and promote culture change.

Conclusions:

  • Results informed Clinical Trials Transformation Initiative (CTTI) recommendations for embedded trials.
  • Recommendations focus on rethinking trial design and conduct for research and care alignment.