•临床研究•静息全周期比值与冠脉血流储备分数的一致性王佳旺,吴琼,刘莲莲,韩雪,董传政,于靖(沧州市中心医院心内科,河北沧州061001)摘要:目的评价静息全周期比值(restingfull-cycleratio,RFR)与金标准冠脉血管储备分数(fractionalflowreserve,FFR)的一致性。方法纳入2021年9月~2022年9月在沧州市中心医院接受侵入性生理学检查的冠心病患者。以RFR≤0.89作为参考值与FFR≤0.80作为参考值进行比较,评价RFR与FFR一致性,RFR的敏感性、特异性、阳性预测值、阴性预测值等指标。结果本研究共纳入138例患者,共189支血管。以RFR≤0.89作为参考值与FFR≤0.80作为参考值比较,两种方法一致性达81.5%,并具有统计学意义(R2=0.629,P<0.01),RFR≤0.89作为参考值其敏感度70.1%,特异度87.7%,阳性预测值75.8%,阴性预测值84.3%,准确率81.5%,ROC曲线下AUC面积为0.889(95%CI:0.842~0.937,P<0.01),RFR的cutoff值:0.915。约登指数为0.609。结论RFR与金标准FFR具有良好的相关性,是冠脉生理学评估方法的选择之一。关键词:静息全周期比值;冠脉血管储备分数;冠状动脉介入治疗;冠心病中图分类号:R541文献标识码:A文章编号:1009-7236(2024)02-0157-04DOI:10.12125/j.chj.202306058开放科学(资源服务)标识码(OSID):网络出版地址:http://www.heartj.cn/article/doi/10.12125/j.chj.202306058Studyonconsistencyofrestingfull-cycleratioandfractionalflowreserveWANGJia-wang,WUQiong,LIULian-lian,HANXue,DONGChuan-zheng,YUJing(DepartmentofCardiology,CangzhouCityCentralHospital,Cangzhou061001,Hebei,China)Abstract:AIMToevaluatetheagreementbetweenrestingfull-cycleratio(RFR)andfractionalflowreserve(FFR)withthecurrentlyrecommendedthresholds.METHODSThestudyincludedcoronaryheartdiseasepatientsundergoinginvasivephysiologycheckfromSeptember2021toSeptember2022inourhospital.ComparisonbetweenRFR≤0.89andFFR≤0.80valuewasmadetoevaluatethesensitivity,specificity,positivepredictivevalueandnegativepredictivevalueofRFR.RESULTSAtotalof189lesionswereevaluatedin138patients.Significantcorrelationwasobserved(R2=0.629,P<0.01)betweenthetwotechniques,with81.5%agreementbetweenRFR≤0.89andFFR≤0.80(sensitivity70.1%,specificity87.7%,positivepredictivevalue75.8%,negativepredictiveval...