Glycemic Control Status and Long-Term Clinical Outcomes in Diabetic Chronic Total Occlusion Patients: An Observational Study

Background. Whether good glycemic control can result in clinical benefits for diabetic chronic total occlusion (CTO) patients is still a matter of debate. Methods. We studied 1029 diabetic CTO patients. Based on one-year glycosylated hemoglobin A (HbA1c) levels, we assigned the patients into 2 group...

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Main Authors: Xuehui Zhang, Maoxiao Nie, Xue Chen, Zhe Liang, Quanming Zhao
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Journal of Interventional Cardiology
Online Access:http://dx.doi.org/10.1155/2021/5565987
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author Xuehui Zhang
Maoxiao Nie
Xue Chen
Zhe Liang
Quanming Zhao
author_facet Xuehui Zhang
Maoxiao Nie
Xue Chen
Zhe Liang
Quanming Zhao
author_sort Xuehui Zhang
collection DOAJ
description Background. Whether good glycemic control can result in clinical benefits for diabetic chronic total occlusion (CTO) patients is still a matter of debate. Methods. We studied 1029 diabetic CTO patients. Based on one-year glycosylated hemoglobin A (HbA1c) levels, we assigned the patients into 2 groups: HbA1c<7% group (n = 448) and HbA1c ≥ 7% group (n = 581). We further subdivided the patients into the successful CTO revascularization (CTO-SR) and nonsuccessful CTO revascularization (CTO-NSR) groups. Kaplan–Meier analysis and Cox regression before and after propensity score matching were used to compare major adverse cardiovascular events (MACE) and other endpoints. Results. There were no significant differences between the groups in terms of most endpoints in the overall patients. After propensity score-matched analysis, patients with HbA1c < 7.0 tended to be superior in terms of MACE, which was mainly attributed to repeat revascularization but the other endpoints. Furthermore, the benefit of the HbA1c < 7 group was more prominent among patients with CTO-NSR in terms of MACE, repeat revascularization, and target vessel revascularization (TVR); and the improvement of the HbAc1 < 7 group was more prominent among patients without chronic heart failure (CHF) (P=0.027). Conclusions. HbA1c < 7.0 was associated with a reduced incidence of MACE, which was mainly attributed to a reduction in repeat revascularization. Good glycemic control can improve diabetic CTO patients’ clinical prognosis, especially in CTO-NSR patients.
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spelling doaj-art-75dff5c59ba64d86a34ffa67115165bb2025-08-20T03:35:41ZengWileyJournal of Interventional Cardiology0896-43271540-81832021-01-01202110.1155/2021/55659875565987Glycemic Control Status and Long-Term Clinical Outcomes in Diabetic Chronic Total Occlusion Patients: An Observational StudyXuehui Zhang0Maoxiao Nie1Xue Chen2Zhe Liang3Quanming Zhao4Beijing Anzhen Hospital, Capital Medical University, Beijing Institute of Heart, Lung and Blood Vessel Diseases, The Key Laboratory of Remodelling-Related Cardiovascular Diseases, Department of Cardiology, 2 Anzhen Road, Chaoyang District, Beijing 100029, ChinaBeijing Anzhen Hospital, Capital Medical University, Beijing Institute of Heart, Lung and Blood Vessel Diseases, The Key Laboratory of Remodelling-Related Cardiovascular Diseases, Department of Cardiology, 2 Anzhen Road, Chaoyang District, Beijing 100029, ChinaBeijing Friendship Hospital, Capital Medical University, Beijing 100029, ChinaBeijing Anzhen Hospital, Capital Medical University, Beijing Institute of Heart, Lung and Blood Vessel Diseases, The Key Laboratory of Remodelling-Related Cardiovascular Diseases, Department of Cardiology, 2 Anzhen Road, Chaoyang District, Beijing 100029, ChinaBeijing Anzhen Hospital, Capital Medical University, Beijing Institute of Heart, Lung and Blood Vessel Diseases, The Key Laboratory of Remodelling-Related Cardiovascular Diseases, Department of Cardiology, 2 Anzhen Road, Chaoyang District, Beijing 100029, ChinaBackground. Whether good glycemic control can result in clinical benefits for diabetic chronic total occlusion (CTO) patients is still a matter of debate. Methods. We studied 1029 diabetic CTO patients. Based on one-year glycosylated hemoglobin A (HbA1c) levels, we assigned the patients into 2 groups: HbA1c<7% group (n = 448) and HbA1c ≥ 7% group (n = 581). We further subdivided the patients into the successful CTO revascularization (CTO-SR) and nonsuccessful CTO revascularization (CTO-NSR) groups. Kaplan–Meier analysis and Cox regression before and after propensity score matching were used to compare major adverse cardiovascular events (MACE) and other endpoints. Results. There were no significant differences between the groups in terms of most endpoints in the overall patients. After propensity score-matched analysis, patients with HbA1c < 7.0 tended to be superior in terms of MACE, which was mainly attributed to repeat revascularization but the other endpoints. Furthermore, the benefit of the HbA1c < 7 group was more prominent among patients with CTO-NSR in terms of MACE, repeat revascularization, and target vessel revascularization (TVR); and the improvement of the HbAc1 < 7 group was more prominent among patients without chronic heart failure (CHF) (P=0.027). Conclusions. HbA1c < 7.0 was associated with a reduced incidence of MACE, which was mainly attributed to a reduction in repeat revascularization. Good glycemic control can improve diabetic CTO patients’ clinical prognosis, especially in CTO-NSR patients.http://dx.doi.org/10.1155/2021/5565987
spellingShingle Xuehui Zhang
Maoxiao Nie
Xue Chen
Zhe Liang
Quanming Zhao
Glycemic Control Status and Long-Term Clinical Outcomes in Diabetic Chronic Total Occlusion Patients: An Observational Study
Journal of Interventional Cardiology
title Glycemic Control Status and Long-Term Clinical Outcomes in Diabetic Chronic Total Occlusion Patients: An Observational Study
title_full Glycemic Control Status and Long-Term Clinical Outcomes in Diabetic Chronic Total Occlusion Patients: An Observational Study
title_fullStr Glycemic Control Status and Long-Term Clinical Outcomes in Diabetic Chronic Total Occlusion Patients: An Observational Study
title_full_unstemmed Glycemic Control Status and Long-Term Clinical Outcomes in Diabetic Chronic Total Occlusion Patients: An Observational Study
title_short Glycemic Control Status and Long-Term Clinical Outcomes in Diabetic Chronic Total Occlusion Patients: An Observational Study
title_sort glycemic control status and long term clinical outcomes in diabetic chronic total occlusion patients an observational study
url http://dx.doi.org/10.1155/2021/5565987
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