One-year follow-up results of the 1985-1986 National Heart, Lung, and Blood Institute's Percutaneous Transluminal Coronary Angioplasty Registry.
One-year follow-up results of the 1985-1986 National Heart, Lung, and Blood Institute's Percutaneous Transluminal Coronary Angioplasty Registry.
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DOI:
10.1161/01.cir.80.3.421
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发表时间:
1989-09
期刊:
影响因子:
37.8
通讯作者:
K. Detre;R. Holubkov;S. Kelsey;M. Bourassa;David Williams;David Holmes;G. Dorros;D. Faxon;Richard Myler;Kenneth Kent;Michael Cowley;Richard Cannon;Thomas Robertson
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文献类型:
--
作者:
K. Detre;R. Holubkov;S. Kelsey;M. Bourassa;David Williams;David Holmes;G. Dorros;D. Faxon;Richard Myler;Kenneth Kent;Michael Cowley;Richard Cannon;Thomas Robertson
In 1,801 patients in the 1985-1986 Percutaneous Transluminal Coronary Angioplasty Registry, overall 1-year mortality was 3.2%, the 1-year myocardial infarction rate was 7.2%, and the 1-year coronary artery bypass surgery rate was 13.2%. In the 78% of the cohort with all lesions successfully dilated and without major procedural complications (successful patients), the corresponding rates were 1.9%, 2.6%, and 6.4%. Nearly 20% of all deaths, 40% of all infarctions, and 25% of all bypass operations occurred in the small subset of patients (6.8%) who sustained periprocedural occlusion. Event rates were higher in patients with multivessel disease than in those with one-vessel disease. At 1 year, angina-free status was reported by approximately three fourths of all surviving patients, regardless of initial success. However, compared with successful patients, unsuccessful patients underwent intervening bypass surgery (42% vs. 6%) to achieve asymptomatic status more frequently. Comparison of the 1-year event rates in the 1985-1986 registry with those in the 1977-1981 registry indicated reductions in all major untoward events. These reductions became apparent after controlling for the more extensive disease of the 1985-1986 registry patients. In contrast, use of repeat angioplasty has increased by 50%. We conclude that the improved initial results reported in the 1985-1986 registry cohort were maintained at 1-year follow-up.