An NIH study of treatments for high blood pressure, called the ALLHAT trial, shows some of the strengths and limitations of comparative effectiveness research to improve patient care. More...
For journalists and other media professionals
A recent Wall Street Journal article about the use of stent procedures in the medical community and the reaction to it by blogger Burt Cohen, offers another illustration of the complexities of comparative research, and again shows why results should be used to inform doctors and patients, but not to impose broad “one size fits all” prescriptions that do not reflect the complexities of the science or the differences in individual patients.