Author: digi

Introduction to Case-Control Study Design: A Step-by-Step Guide

July 18, 2025

Introduction to Case-Control Study Design: A Step-by-Step Guide Mastering the Basics of Case-Control Study Design in Observational Research Case-control studies are a fundamental observational research method widely used in epidemiology and real-world evidence (RWE) generation. These studies are particularly valuable for identifying associations between exposures and outcomes, especially for rare diseases or conditions with long…

Case-Control Studies, Real-World Evidence (RWE) and Observational Studies

Common Pitfalls in CSR Writing and Review

July 18, 2025

digi

Common Pitfalls in CSR Writing and Review How to Avoid Common Mistakes in Clinical Study Report Writing and Review Clinical Study Reports (CSRs) are crucial documents submitted to regulatory authorities like the USFDA and EMA as part of new drug applications. Despite their importance, CSRs are often riddled with recurring mistakes that can lead to…

Clinical Study Reports (CSRs), Medical Writing and Study Documentation

Building a Change Log Framework for SOP Updates

July 18, 2025

digi

Building a Change Log Framework for SOP Updates How to Establish a Robust SOP Change Log Framework for Clinical Trials Introduction: Why Change Logs Matter for SOP Compliance Standard Operating Procedures (SOPs) undergo revisions for various reasons—regulatory updates, process improvements, audit findings, or organizational restructuring. However, each update must be documented in a way that…

SOP Revision Processes, Standard Operating Procedures (SOPs)

Graphical Representation of Survival Data in Clinical Trials

July 18, 2025

digi

Graphical Representation of Survival Data in Clinical Trials Visualizing Survival Data in Clinical Trials: How to Use Graphs Effectively Graphical representation of survival data is essential for communicating the results of clinical trials. While statistical models like the Cox proportional hazards model and log-rank tests provide the numbers, visualizing survival through curves and charts brings…

Biostatistics in Clinical Research, Survival Analysis

Linking Biobanks with Prospective Cohort Data: A Practical Guide

July 18, 2025

digi

Linking Biobanks with Prospective Cohort Data: A Practical Guide How to Integrate Biobanks with Prospective Cohort Studies for Richer Real-World Evidence Prospective cohort studies offer valuable longitudinal data on disease incidence, treatment outcomes, and patient-reported metrics. When augmented with biospecimens stored in biobanks, these studies unlock powerful potential for translational research, biomarker validation, and personalized…

Prospective Cohort Studies, Real-World Evidence (RWE) and Observational Studies

Vendor Qualifications for Destruction Activities in Clinical Trials

July 18, 2025

digi

Vendor Qualifications for Destruction Activities in Clinical Trials How to Qualify Vendors for Investigational Product Destruction in Clinical Trials In clinical trials, the destruction of unused, expired, or returned Investigational Products (IP) is a regulated and high-risk activity. Sponsors and Contract Research Organizations (CROs) must ensure that destruction vendors are appropriately qualified to handle pharmaceutical…

Clinical Trial Supply and Logistics, Return and Destruction of Supplies

Collaborating with Biostatisticians on CSR Drafts

July 18, 2025

digi

Collaborating with Biostatisticians on CSR Drafts How to Collaborate with Biostatisticians While Drafting Clinical Study Reports Creating a comprehensive and accurate Clinical Study Report (CSR) requires seamless collaboration between medical writers and biostatisticians. The statistical sections of the CSR form the foundation for efficacy and safety conclusions. Thus, working closely with biostatistical experts ensures data…

Clinical Study Reports (CSRs), Medical Writing and Study Documentation

Using Software for SOP Change Control

July 18, 2025

digi

Using Software for SOP Change Control How Software Solutions Streamline SOP Change Control in Clinical Trials Introduction: Digitalizing the SOP Change Control Process In clinical research, SOPs are foundational to maintaining Good Clinical Practice (GCP), ensuring consistent processes, and achieving regulatory compliance. However, managing SOP updates manually can lead to errors, missed steps, and audit…

SOP Revision Processes, Standard Operating Procedures (SOPs)

Quality Control in Field-Based Cohort Studies: Best Practices and Protocols

July 17, 2025

digi

Quality Control in Field-Based Cohort Studies: Best Practices and Protocols How to Ensure Quality Control in Field-Based Cohort Studies Field-based cohort studies are a cornerstone of generating real-world evidence, especially when capturing prospective health outcomes across populations. However, the decentralized nature of data collection—across clinics, homes, or rural settings—raises significant quality control (QC) challenges. Ensuring…

Prospective Cohort Studies, Real-World Evidence (RWE) and Observational Studies

Archiving Superseded SOP Versions

July 17, 2025

digi

Archiving Superseded SOP Versions Best Practices for Archiving Obsolete SOP Versions in Clinical Trials Introduction: Why Archiving Superseded SOPs Is Critical Standard Operating Procedures (SOPs) are living documents that evolve to reflect regulatory updates, procedural improvements, or organizational changes. Once revised, previous versions become obsolete—but they cannot simply be deleted. Proper archiving of superseded SOPs…

SOP Revision Processes, Standard Operating Procedures (SOPs)