Influence of an abnormal ankle-brachial index on ischemic and bleeding events in patients undergoing percutaneous coronary intervention Hangyul Kim1, Seung Do Lee1, Hyo Jin Lee1, Hye Ree Kim1, Kyehwan Kim1, Jin-Sin Koh1, Seok-Jae Hwang1, Jin-Yong Hwang1, Jong-Hwa Ahn2, Yongwhi Park2, Young-Hoon Jeong3,4, Jeong Rang Park1, and Min Gyu Kang1