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Background

Global Registry of Acute Coronary Events (GRACE) score has been routinely used for risk stratification in acute coronary syndromes (ACS). We aimed to investigate whether the GRACE score has remained relevant with contemporary treatment of patients with ACS.

Methods

Included were patients with ACS in the Acute Coronary Syndrome Israeli Survey (ACSIS). Patients were divided into high (> 140) and low–intermediate (≤ 140) GRACE score. Outcomes were compared for each GRACE score group among patients enrolled in early (2000 to 2006), mid (2008 to 2010) and late (2013 to 2016) surveys.

Results

Included were 4931 patients. For patients with GRACE scores > 140, temporal improvements in therapy were associated with reduced 7-day all-cause mortality (5.7%, 4.1%, and 2.0% for patients in early, mid-, and late surveys, respectively, P = 0.01) and 1-year mortality rates (27.8%, 25.3%, and 21.8% for patients in early, mid-, and late surveys, respectively, P = 0.07). Among patients with GRACE scores ≤ 140, all-cause mortality rates at 1 year were lower among participants enrolled in recent surveys (5.3%, 3.5%, and 3.1% for patients in early, mid-, and late surveys, respectively, P = 0.01). No significant differences in the accuracy of the GRACE score in predicting 7-day mortality were observed, (area under the curve [AUC] = 0.83, 0.87, and 0.75 for early, mid-, and late surveys, respectively, P = NS). Similarly, for 1-year all-cause mortality, the accuracy of the GRACE score remained comparable (AUC = 0.79, 0.84, and 0.82 for early, mid-, and late surveys, respectively, P = NS).

Conclusions

Our results validated the accuracy of the GRACE score for risk stratification in ACS. The discrimination of the score has not been influenced by the better outcome with latest treatment.  相似文献   

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Atrial fibrillation (AF) is a progressive chronic disease characterized by exacerbations and periods of remission. It is estimated that up to 20% to 30% of those with AF also have coronary artery disease (CAD), and 5% to 15% will require percutaneous coronary intervention (PCI). In patients with concomitant AF and CAD, management remains challenging and requires a careful and balanced assessment of the risk of bleeding against the anticipated impact on ischemic outcomes (AF-related stroke and systemic embolism, as well as ischemic coronary events). Oral anticoagulation (OAC) is indicated for the prevention of AF-related stroke and systemic embolism, whereas antiplatelet therapy is indicated for the prevention of coronary events. Each offers a relative efficacy benefit (dual antiplatelet therapy [DAPT] is more effective than OAC alone in reducing cardiovascular death, myocardial infarction, stent thrombosis, and ischemic coronary events in a population with acute coronary syndromes [ACS]), but with a relative compromise (DAPT is significantly inferior to OAC for the prevention of stroke/systemic embolism in an AF population at increased risk of stroke). The purpose of this review is to explore the current evidence and rationale for antithrombotic treatment strategies in patients with both AF and CAD. Specifically, there is a focus on how to best tailor the therapeutic choices (OAC and antiplatelet therapy) to individual patients based on their underlying coronary presentation.  相似文献   

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Background

Coronary artery bypass grafting (CABG) is established treatment for subsets of coronary artery disease (CAD). Observational data have characterised significant progression of native coronary as well as graft vessel disease during longer-term follow-up, potentially reducing the benefit of CABG. We sought to assess longer-term outcomes following CABG by determining rates of repeat coronary angiography, revascularization procedures, and survival.

Methods

Data for all patients undergoing isolated CABG in British Columbia between 2001 and 2009 inclusive, and with follow-up until the end of 2013, were retrieved from the British Columbia Cardiac Registry. Cox proportional hazard regression and competing risk regression were performed for survival and subsequent cardiac procedures (coronary angiography, percutaneous coronary intervention [PCI] or repeat CABG).

Results

Data were available from 17,316 patients with a mean age at index CABG of 65.7 ± 9.8 years. At a median follow-up of 8.5 (range 4.0 to 12.9) years, 3185 patients (18.4%) had died, 3135 (18.1%) underwent repeat coronary angiography with or without PCI or repeat CABG, and 11,557 (66.7%) had survived without additional procedures. Of those who underwent angiography, 1459 patients (46.5%) underwent further revascularization. In multivariate analysis, the strongest predictors of long-term mortality were dialysis dependency and age >75, whereas left internal mammary artery utilization and aspirin therapy were protective. Repeat revascularization predicted survival (adjusted hazard ratio 0.76; 95% confidence interval, 0.63-0.92; P = 0.004), whereas angiography alone did not.

Conclusions

Following CABG, patients frequently undergo repeat coronary angiography. Although only a minority of patients receive further revascularization, this appears to be associated with longer-term survival.  相似文献   

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