Relationship between serum uric acid levels and the incidence of cardiovascular events after percutaneous coronary intervention

•Serum uric acid (SUA) levels were not related with the incidence of major adverse cardiac events in total.•Patients with SUA levels of 4.1-5.0 mg/dl had the lowest hazard ratio (HR).•Patients with SUA levels of more than 5.0 mg/dl had a higher HR.•The HR of patients with SUA levels of less than 4 mg/dl was not lowest.