Clinical Research: The Randomized Clinical Trial — The Methodological Gold Standard
Research Methodology · Clinical Bases
How it begins
Un análisis exhaustivo y pormenorizado de los fundamentos epistemológicos, bioéticos, matemáticos y operacionales del diseño experimental en seres humanos. El estándar metodológico supremo para el establecimiento de nexos de causalidad terapéutica.
What it covers
- The Randomized Clinical Trial
- Epistemology and Historical Evolution of the Clinical Trial
- · The Bradford Hill Causality Criteria and Experimental Design
- · Historical Evolution: From Observational Empiricism to MRC
- Bioethical Principles and International Regulatory Framework
- · The Historical Evolution of the Codes of Medical Ethics
- · The Thirteen Principles of Good Clinical Practice (ICH-GCP)
- · Informed Consent: Foundation and Dynamic Process
- Formulation of the Scientific Hypothesis and Architecture of the Protocol
- · The PICOT Structure in the Formulation of the Research Question
- · Primary, Secondary and Exploratory Assessment Variables
- · Surrogate Variables (Surrogate Endpoints) versus Hard Clinical Outcomes
- Clinical Trial Designs according to their Methodological Architecture
- · 1. Design in Parallel Groups
- · 2. Crossover Design
- · 3. Factorial Design (Example: 2x2 Design)
- · 4. Design by Conglomerates (Cluster Randomized Trials)
- · 5. Adaptive Designs and Platform Testing
- The Art and Science of Randomization
- · Methodological Randomization Techniques
- · Concealment of the Allocation Concealment
- Blinding and Bias Control
- · Classification of Masking Levels
- · Sham Procedures in Surgical Trials
- · Critical Bias Analysis according to the Cochrane Manual
- Pharmacokinetics, Pharmacodynamics and Phases of Clinical Development
- · The Phases of Clinical Research in Humans
- · Dose Escalation Methodology in Phase I Trials: The 3+3 Design
- Mathematical Determination of Sample Size
- · Fundamental Statistical Parameters
- Statistical Analysis Strategies: ITT versus PP
- · The Comparison of Analysis Strategies
- · Statistical Treatment of Missing Data (Missing Data)
- Tests of Superiority, Equivalence and Non-Inferiority
- · 1. Superiority Tests
- · 2. Non-Inferiority Tests
- Survival Analysis and Time to Event Models
- · The Cardinal Concept of Censorship (Censoring)
- · Curve Comparison: The Log-Rank Test
- · The Cox Proportional Hazards Model (Cox Regression)
- Data Monitoring, Security and Committees (DSMB)
- · The Independent Data and Safety Monitoring Board (DSMB)
- · Preventing Type I Error Inflation: The Alpha Spending Rules
- · Mandatory Notification of Adverse Events in Clinical Trials
- Subgroup Analysis and Heterogeneity of Effect
- · Pre-specification vs. Post-Hoc Analysis
- · The Danger of the Multiplicity of Hypothesis Tests
- Publication, Transparency and Impact on Clinical Practice Guidelines
- · The CONSORT Statement (Consolidated Standards of Reporting Trials)
- · Translation into Clinical Practice: The GRADE System
The complete study guide is in the app
This page summarizes the outline. The full interactive study guide —with high-yield diagrams, clinical tables, and board review cases— can be read inside Epistemis, completely offline and ad-free.
- Subject
- Research Methodology
- Category
- Clinical Bases
- Type
- Study Guide
- Sections
- 50
- Reviewed
- 2026-08-02