Prognostic Significance of Relative Hyperglycemia after Percutaneous Coronary Intervention in Patients with and without Recognized Diabetes

2020 ◽  
Vol 19 (1) ◽  
pp. 91-101 ◽  
Author(s):  
Qi Zhao ◽  
Ting-Yu Zhang ◽  
Yu-Jing Cheng ◽  
Yue Ma ◽  
Ying-Kai Xu ◽  
...  

Background: The research on the association between the relative glycemic level postpercutaneous coronary intervention (PCI) and adverse prognosis in non-ST-segment elevation acute coronary syndrome (NSTE-ACS) patients is relatively inadequate. Objective: The study aimed to identify whether the glycemic level post-PCI predicts adverse prognosis in NSTE-ACS patients. Methods: Patients (n=2465) admitted with NSTE-ACS who underwent PCI were enrolled. The relative glycemic level post-procedure was calculated as blood glucose level post-PCI divided by HbA1c level, which was named post-procedural glycemic index (PGI). The primary observational outcome of this study was major adverse cardiovascular events (MACE) [defined as a composite of all-cause death, non-fatal myocardial infarction (MI) and any revascularization]. Results: The association between PGI and MACE rate is presented as a U-shape curve. Higher PGIs [hazard ratio (HR): 1.669 (95% confidence interval (CI): 1.244-2.238) for the third quartile (Q3) and 2.076 (1.566-2.753) for the fourth quartile (Q4), p<0.001], adjusted for confounding factors, were considered to be one of the independent predictors of MACE. The association between the PGI and the risk of MACE was more prominent in the non-diabetic population [HR (95%CI) of 2.356 (1.456-3.812) for Q3 and 3.628 (2.265-5.812) for Q4, p<0.001]. There were no significant differences in MACE risk between PGI groups in the diabetic population. Conclusion: Higher PGI was a significant and independent predictor of MACE in NSTE-ACS patients treated with PCI. The prognostic effect of the PGI is more remarkable in subsets without pre-existing diabetes than in the overall population. The predictive value of PGI was not identified in the subgroup with diabetes.

2020 ◽  
Vol 2020 ◽  
pp. 1-10 ◽  
Author(s):  
Enfa Zhao ◽  
Hang Xie ◽  
Yushun Zhang

Objective. This study aimed to establish a clinical prognostic nomogram for predicting major adverse cardiovascular events (MACEs) after primary percutaneous coronary intervention (PCI) among patients with ST-segment elevation myocardial infarction (STEMI). Methods. Information on 464 patients with STEMI who performed PCI procedures was included. After removing patients with incomplete clinical information, a total of 460 patients followed for 2.5 years were randomly divided into evaluation (n = 324) and validation (n = 136) cohorts. A multivariate Cox proportional hazards regression model was used to identify the significant factors associated with MACEs in the evaluation cohort, and then they were incorporated into the nomogram. The performance of the nomogram was evaluated by the discrimination, calibration, and clinical usefulness. Results. Apelin-12 change rate, apelin-12 level, age, pathological Q wave, myocardial infarction history, anterior wall myocardial infarction, Killip’s classification > I, uric acid, total cholesterol, cTnI, and the left atrial diameter were independently associated with MACEs (all P<0.05). After incorporating these 11 factors, the nomogram achieved good concordance indexes of 0.758 (95%CI = 0.707–0.809) and 0.763 (95%CI = 0.689–0.837) in predicting MACEs in the evaluation and validation cohorts, respectively, and had well-fitted calibration curves. The decision curve analysis (DCA) revealed that the nomogram was clinically useful. Conclusions. We established and validated a novel nomogram that can provide individual prediction of MACEs for patients with STEMI after PCI procedures in a Chinese population. This practical prognostic nomogram may help clinicians in decision making and enable a more accurate risk assessment.


2020 ◽  
Vol 2020 ◽  
pp. 1-7
Author(s):  
Héctor E. Flores-Salinas ◽  
Fidel Casillas-Muñoz ◽  
Yeminia Valle ◽  
Cesar M. Guzmán-Sánchez ◽  
Jorge Ramon Padilla-Gutiérrez

Introduction and Objective. In Mexico, there has been an increase in the risk of cardiovascular disease due to rising life expectancy, westernized lifestyle, lack of prevention, and industrialized exposure. This article describes the pharmacological treatment, surgical interventions, and associated clinical complications in patients diagnosed with acute coronary syndrome (ACS) and their impact on in-hospital mortality frequency in a Cardiology Unit in Instituto Mexicano del Seguro Social. Methods. This is a retrospective study including male and female patients aged ≥18 years who were diagnosed with ACS. The collected data included demographic characteristics, risk factors, medications, electrocardiograms, surgical procedures, and in-hospital deaths. Results. There are at least 20% more diagnoses of ST-segment elevation myocardial infarction in this hospital compared to the latest national reports in Mexico. The most common risk factors were type 2 diabetes mellitus, hypertension, smoking, and dyslipidaemia. Diabetic patients with a clinical history of percutaneous coronary intervention had a higher risk of non-ST-segment elevation myocardial infarction than nondiabetics (OR: 2.34; p=0.013), also smoking patients with previous heart surgery than nonsmokers (OR: 7.73; p=0.0007). The average in-hospital mortality was 3.6% for ACS. Conclusions. There is a higher percentage of coronary interventionism and improvement in pharmacological treatment, which is reflected in lower mortality. The substantial burden of T2DM could be related to a higher number of cases of STEMI. Diabetics with precedent percutaneous coronary intervention and smokers with previous heart surgery have an increased risk of subsequent infarction.


2016 ◽  
Vol 4 (1) ◽  
pp. 25-28 ◽  
Author(s):  
Xiao-huan Gong ◽  
Jin-ming Yu ◽  
Yong Mao ◽  
Da-yi Hu

Abstract Objective To assess the anticoagulant therapy for non-ST-segment elevation acute coronary syndrome (NSTE-ACS) in China and to offer the rationale for establishing reasonable strategies to improve the prognosis of NSTE-ACS. Methods A total of 1,502 patients with NSTE-ACS were recruited from 28 third-grade hospitals distributed in 14 provinces and cities in China from December 2009 to December 2011. The strategies for diagnosis and treatment, decided by each hospital respectively, were used for further analysis and comparison of medication, percutaneous coronary intervention (PCI), and end points for efficacy and safety assessment at 9 and 30 days following PCI. Results A lower incidence rate (P < 0.05) was noted for efficacy and safety in patients with unstable angina (UA) than those with non-ST-segment elevation myocardial infarction (NSTE-MI). The prescription rate of unfractionated heparin (UFH), low-molecular-weight heparin (LMWH), fondaparinux, PCI, and single medication was 0.61%, 66.42%, 30.61%, 69.64%, and 70.74%, respectively. Conclusion Compared with NSTE-MI, UA is featured with better prognosis, less severity, and different outcome. However, in clinical practice, the therapies for NSTE-MI and UA show no differences, which deserves great attention. In China, the most common anticoagulant therapies for NSTE-ACS are single medication, mainly based on LMWH and PCI.


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