PCI patients who used marijuana had an increased risk of bleeding events and stroke following the procedure.

While metoprolol was linked with limiting infarct size, two other beta-blockers—atenolol and propranolol—were not associated with such improvements.

ICU admission was also much more likely for patients with elevated troponin levels. 

The researchers emphasized the value of green leafy vegetables, yellow vegetables, whole grains, coffee, tea and wine.

Underweight patients, meanwhile, had the highest mortality rates following hospitalization for ACS. 

Ongoing studies related to seasonal influenza are suddenly getting more attention than before.

Overall, researchers found, women were less likely to undergo coronary angiography, percutaneous coronary intervention and mechanical circulatory support than men.

Researchers wrote that they observed "substantial and increasing disparities in CVD between people with the most resources and the remainder of the U.S. population."