该文评估老老年高血压患者是否从降压治疗中获得近期效益。设计:对参与随机对照试验[老老年降压研究(hypertension in the very elderly trial,HYVET)]对象进行一年开放性的延长积极治疗。方法:参与研究的医院主要分布在东欧、西欧、中国和突尼斯。在HYVET结束时仍进行双盲治疗的患者可 This article assesses whether elderly hypertensive patients receive immediate benefit from antihypertensive treatment. Design: Extend active treatment for one year openly in subjects participating in a randomized controlled trial of hypertension in the very elderly trial (HYVET). Methods: The participating hospitals were mainly located in Eastern Europe, Western Europe, China and Tunisia. Patients who are still on double-blind treatment at the end of HYVET may be