
Emulating the Target Trial: A Framework of Strengthening Causal Inference in Observational Research
Introduction In clinical research, particularly therapeutic studies, randomized controlled trials (RCTs) remain the gold standard for...

Sequential Designs in Clinical Trials: Rationale, Types, and Implementation
Introduction Traditional randomized controlled trials (RCTs) typically wait until full recruitment and data collection are complete...

Interim Analyses in Clinical Trials: Purpose, Principles, and Practice
Introduction Randomized controlled trials (RCTs) are foundational to evaluating therapeutic efficacy and safety. Traditionally, these...

Designing and Conducting Cluster Randomized Trials: A Comprehensive Guide
Introduction In the evolution of clinical trial methodology, traditional individual-level randomization, while foundational, is sometimes...

Embracing Complexity in Clinical Trials: A Methodological Guide to Design and Interpretation
Introduction Modern clinical research is increasingly challenged by the complexity of real-world settings. No longer limited to one...

Designing Trials Around What Patients Want: The Science of Patient Preference Trials
Introduction Traditional randomized controlled trials (RCTs) are a cornerstone of clinical research, providing high internal validity by...

Rethinking Consent in Clinical Trials: Zelen's Design
Introduction Randomized controlled trials (RCTs) are the gold standard in evaluating therapeutic interventions. Yet, their implementation...

Pragmatic Clinical Trials: Real-World Impact & the PRECIS-2 Framework
Introduction In contemporary clinical research, the relevance of a study's results to real-world healthcare settings is paramount. This...

Reporting Multiple Imputation in Clinical Research: Standards, Misconceptions, and Best Practices [Multiple imputation, MI]
Introduction Multiple Imputation (MI) has become a cornerstone technique for managing missing data, but its power is matched by the...

Handling Missing Repeated Outcome Measurements in Clinical Research: Models, Myths, and Best Practices [Multiple imputation, MI]
Introduction Repeated outcome measurements are common in longitudinal clinical studies—tracking symptoms, biomarkers, or functional...

The Proper Execution of Multiple Imputation: Precision Tactics for Clinical Research Integrity [Multiple imputation, MI]
Introduction Multiple Imputation (MI) is not just a statistical tool—it’s a philosophy of data recovery rooted in uncertainty management....

Multiple Imputation in Clinical Research: Univariate and Multivariate Approaches [Multiple imputation, MI]
Introduction Missing data is a recurrent challenge in clinical and epidemiological studies. Multiple Imputation (MI) provides a...

Methods to Handle Missing Data in Clinical Research: From Basics to Best Practice [Multiple imputation, MI]
Introduction Handling missing data is a critical step in clinical research methodology. Unaddressed, missingness can compromise the...

Understanding Missing Data Mechanisms in Clinical Research: Definitions, Scenarios, and Identification Strategies [Multiple imputation, MI]
Introduction In clinical research, the presence of missing data is not merely an inconvenience—it shapes the integrity of statistical...

Navigating Missing Data in Clinical Research: Concepts, Pitfalls, and Best Practices [Multiple imputation, MI]
Introduction Missing data is an inevitable reality in clinical research. From incomplete medical records to patient dropouts in follow-up...

Understanding Regression: From Correlation to Clinical Modeling [Multiple imputation, MI]
Introduction Regression analysis is foundational in clinical research, serving as a tool to examine and quantify relationships between...

Rabies Exposure Risk Categories and Management (WHO Guidelines: CAT1 CAT2 CAT3) แนวทางจัดการตามระดับความเสี่ยงการสัมผัสโรคพิษสุนัขบ้า (ตาม WHO: CAT1 CAT2 CAT3) Rabies Vaccine RIG HRIG หมากัด แมวกัด
🧾 Comprehensive Rabies PEP Decision Table (with Vaccine and RIG Schedule) Category Immune Status Vaccination History Management Vaccine Schedule (Day) RIG Required CAT 1 All Any ❌ No treatment – ❌ No CAT 2 Normal Vaccinated (within 6 months) Booster Day 0 (1 dose IM or ID) ❌ No CAT 2 Normal Vaccinated (>6 months) Booster IM Day 0, 3 or ID Day 0, 3 or ID 4-site Day 0 ❌ No CAT 2 Normal Never vaccinated Full vaccine IM Day 0, 3, 7, 14, 28 or ID 2-site Day 0, 3, 7, 28 ❌ No CAT 2

PCP in HIV/AIDS: Chest X-Ray Findings, CT Clues, and Clinical Diagnosis
🔍 Clinical Context: PCP in HIV/AIDS Patients Epidemiology and Pathogenesis Pneumocystis jirovecii is a fungal pathogen causing...

Platelet Transfusion Guidelines: Thresholds, Product Types, and Clinical Scenarios (เมื่อไหร่เติมเกล็ดเลือด)
Introduction Platelets play a vital role in primary hemostasis, and thrombocytopenia (low platelet count) increases the risk of...

Amiodarone IV Management: Emergency Use, Dosage, Monitoring, and Transition
🩺 Amiodarone IV Management Overview 1. Indication Stable or unstable ventricular tachycardia (VT) Ventricular fibrillation (VF)...

Managing Menstruation in Dengue: Role of Primolut N and Provera
Overview In cases of Dengue fever , particularly in moderate to severe dengue , managing menstruation can be clinically significant due...

Primolut N vs Provera: Uses, Dosage, Safety, and Clinical Application
Overview Primolut N (Norethisterone) and Provera (Medroxyprogesterone acetate) are synthetic progestins used in managing a variety of...

Seizures and Epilepsy (All Seizure Types): Classification, Diagnosis, and Emergency Management Guide
1. What Is a Seizure? A seizure is a transient, uncontrolled electrical discharge of neurons in the brain, causing altered behavior,...

N-of-1 Trials: Precision Experimentation for Individualized Clinical Decisions
Introduction In the age of personalized medicine, there is increasing recognition that population-level evidence may not always translate...
