In the 1940s, medical researchers began using randomized controlled trials to assess the efficacy of health interventions. In RCTs, researchers create randomly assigned treatment and control groups, ...

“Well, we don’t have as much evidence as we would like on steroid use during pregnancy,” the obstetrician warned my co-author, Natalia Emanuel, as she wrote a prescription for inhaled corticosteroids ...

Collaboration report an individual participant data meta-analysis of double-blind randomised controlled trials (RCTs) assessing whether adverse outcomes listed in statin product labels are causally ...

A New York Times health reporter explains what clinical trials are, why they are important and how they can help inform us. Credit...Ricardo Tomás Supported by By Nina Agrawal Nina Agrawal is a health ...

Final results from a landmark EORTC randomized trial with more than 20 years of follow-up show that irradiation of the internal mammary and medial supraclavicular lymph nodes reduces breast cancer ...