Conclusion:HRV might be an index in evaluating the degree of the vegetative nerve injury after the onset AVCD and might be of significance in judging the prognosis of ACVD.

• 结论：HRV频域分析可作为一项定时评价ACVD后交感和迷走神经受损程度的指标，并对ACVD预后判断有一定意义。