“…Nearly all published studies have demonstrated that patients receiving preoperative IABPs have better outcomes than those receiving IABPs intraoperatively or postoperatively (Ali et al, 2005;Creswell et al, 1995;Gutfinger et al, 1999;Holman et al, 2000;Pfeiffer et al, 2005;Ramnarine et al, 2005). Yet, this study includes patients who have received…”