Assessing reports of therapeutic trials

Area of Science:

• Clinical Trials Methodology
• Evidence-Based Medicine
• Scientific Publishing Standards

Background:

• Assessing the validity of published therapeutic trial reports is crucial for evidence-based medicine.
• Inconsistent reporting standards can hinder the reliable evaluation of treatment efficacy.
• A systematic approach is needed to identify high-quality therapeutic trial publications.

Purpose of the Study:

• To introduce and evaluate a checklist for the systematic assessment of therapeutic trial report validity.
• To determine the proportion of acceptable therapeutic trial reports in British non-specialist journals.
• To assess the utility of the checklist in evaluating claims for drugs and therapeutic measures.

Main Methods:

• Development of a checklist focusing on essential validity criteria for therapeutic trials.
• Application of the checklist to 141 reports from four British non-specialist journals.
• Analysis of reports published in two distinct time periods (1966 and 1969).

Main Results:

• 51% of the 141 assessed therapeutic trial reports were deemed acceptable.
• An additional 16% were considered probably acceptable.
• 33% of reports were unacceptable due to lacking essential validity features.

Conclusions:

• The developed checklist is a useful tool for systematically assessing the validity of therapeutic trial reports.
• A significant proportion of published reports lacked sufficient validity criteria.
• The checklist aids in the critical appraisal of claims made for therapeutic interventions based on published data.