The acting CDC director cited concerns with the methodology, but the design has long been used to test vaccine effectiveness.

Among patients with a single CTO lesion, the study found an improvement in health status compared with medical therapy.

Confirmed, pooled, blinded COVID-19 events in the ongoing Phase 3 DECLARATION study of VYD2311 accumulated to date (~ 50% of study progress) can ...

Introduction In cluster randomised trials (CRT), groups (rather than individuals) are randomised to intervention and control conditions. Since the publication of the Ottawa Statement on the Ethical ...

New research indicates that even small local AI models can now write news that people cannot distinguish from real journalism, matching top systems, and leaving readers unable to tell who wrote what.

APS President James Pennebaker's fourth presidential column features Carla Groom, who discusses her training in psychological ...

Several experimental treatments for combat-related post-traumatic stress disorder are producing striking short-term symptom ...

Exon-skipping therapies for Duchenne muscular dystrophy, a class of drugs that triggered fierce regulatory debate when they ...

Artificial intelligence is rapidly learning to autonomously design and run biological experiments, but the systems intended ...

Research from MIT Sloan School of Management has demonstrated a new way of designing social science experiments that can ...

A simple random sample is a subset of a statistical population where each member of the population is equally likely to be ...