Methods
Study population was extracted from the 2016 Nationwide Readmissions
Data using International Classification of Diseases, tenth edition,
clinical modifications/procedure coding system codes for AMI, PR, SR,
and procedural complications. Study endpoints included in-hospital
all-cause mortality, length of index hospital stay (LOS), stroke, acute
kidney injury, bleeding, need for blood transfusion, acute respiratory
failure, and total hospital charges.