Clinical trials
Clinical Trial Phases: What Each Stage Is Designed to Learn
Clinical development progresses through different trial phases because safety, dosing and effectiveness are separate questions.
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Clinical Trials
Coverage examining how clinical studies are designed, interpreted and translated into medical evidence.
Clinical trials
Why the Endpoint of a Clinical Trial Matters
A clinical trial result is only meaningful when readers understand exactly what outcome researchers chose to measure.
Clinical trials
Why Trials Register Their Protocols
Prospective trial registration makes key elements of study design visible before researchers know the final results.
Clinical trials
Why Blinding Matters in Clinical Trials
Blinding can reduce the influence of expectations on treatment, assessment and interpretation.
Clinical trials
What Randomisation Is Trying to Achieve
Random assignment is designed to reduce systematic differences between treatment groups before an intervention is compared.