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Related Concept Videos

Clinical Trials01:16

Clinical Trials

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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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Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches01:23

Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches

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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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Preclinical Development: Overview01:28

Preclinical Development: Overview

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Preclinical development consists of a series of tests that ensure the safety and efficacy of a new therapeutic compound before it is tested in humans. There are four main phases to this process. First, safety pharmacology tests are conducted to ensure the drug does not produce any acutely harmful effects. These tests examine parameters such as bronchoconstriction, cardiac dysrhythmias, blood pressure changes, and ataxia. Next, preliminary toxicological testing is performed to determine the...
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Bioavailability Study Design: Healthy Subjects Versus Patients01:15

Bioavailability Study Design: Healthy Subjects Versus Patients

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Bioavailability studies are essential for evaluating a drug's therapeutic efficacy and understanding its absorption patterns under various physiological conditions. Conducting such studies on target patient populations provides more relevant data by simulating real-world disease states. However, practical challenges often necessitate the use of young, healthy adult volunteers as study subjects.Patients may exhibit altered drug absorption patterns due to the effects of the disease itself,...
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Bioequivalence Experimental Study Designs: Repeated Measures, Cross-Over, Carry-Over, and Latin Square Designs01:15

Bioequivalence Experimental Study Designs: Repeated Measures, Cross-Over, Carry-Over, and Latin Square Designs

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Body:Bioequivalence experimental study designs play a pivotal role in testing the effectiveness of various treatments. Key among these are the repeated measures, cross-over, carry-over, and Latin square designs. In the repeated measures design, each subject receives all treatments, allowing for temporal comparisons. This type of design is useful in reducing variability but requires careful planning to avoid bias.The cross-over design, an economical method, involves sequential administration of...
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Guidance for conducting feasibility and pilot studies for implementation trials.

Nicole Pearson1,2, Patti-Jean Naylor3, Maureen C Ashe4

  • 1School of Medicine and Public Health, University of Newcastle, University Drive, Callaghan, NSW 2308, Australia. Nicole.Pond@health.nsw.gov.au.

Pilot and Feasibility Studies
|December 9, 2020
PubMed
Summary

This paper offers guidance for conducting feasibility and pilot studies for implementation trials. These preliminary studies are crucial for refining implementation strategies and informing larger-scale research.

Keywords:
FeasibilityHybrid trial designsImplementation sciencePilot

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Area of Science:

  • Implementation Science
  • Public Health Research
  • Behavioural Science

Background:

  • Implementation trials assess the impact of strategies on evidence-based intervention adoption within organizations.
  • Feasibility and pilot studies address design uncertainties, evaluate strategy effects, and identify causal mechanisms for effective implementation.
  • This guidance focuses on optimizing preliminary work for implementation trials.

Discussion:

  • Guidance is provided for the aims, methods, design, measures, progression criteria, and reporting of implementation feasibility and pilot studies.
  • The effectiveness-implementation hybrid trial design typology serves as a framework for conceptualizing pilot testing of implementation interventions.
  • A literature review informed the development of recommendations based on existing guidelines and formative processes.

Key Insights:

  • Feasibility and pilot studies are essential for building and testing robust implementation strategies.
  • Addressing uncertainties in design and methods enhances the likelihood of successful intervention adoption.
  • Identifying potential causal mechanisms strengthens the theoretical underpinnings of implementation interventions.

Outlook:

  • This resource aims to enrich and inform larger-scale implementation trials.
  • Standardized guidance can improve the quality and efficiency of preliminary implementation research.
  • Future research can build upon these recommendations to further advance implementation science methodologies.