The accumulative heart failure rate during follow-up period in PCI group (13.60%) was also less than that in UK group (38.70%)(?P?=0.001).

• 随访 (13 32± 6 86 )个月累计心衰发生率UK组为 38 70%25 ,也高于PCI组 (13 6 0%25 ) (P =0 0 0 1)。