Beta blockers are associated with increased risk of cardiovascular events after surgery

A large Danish study, published in JAMA Internal Medicine, has found that treatment with beta blockers was associated with a statistically significant increase in the rate of major adverse cardiovascular events and death within 30 days of non-cardiac surgery.1

The use of beta blockers during non-cardiac surgery is currently being re-evaluated because of concerns over the validity of some previous studies. Guidelines in the United States and Europe recommend continuing …