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本研究旨在评价和比较年轻(45岁以下)和老年(55岁以上)高血压病人,单独口服拉贝洛尔的血流动力学效应。40例轻度高血压(舒张压90～104mmHg)病人分为两组:29～44(平均38.5)岁的20例为年轻组,55～71(平均63.7)岁的20例为老年组。受试者均不用任何其它药物,无其它疾患。所有病人于隔夜空腹状态,仰
The aim of this study was to evaluate and compare hemodynamic effects of labetalol alone in young (under 45) and elderly (over 55) hypertensive patients. Forty patients with mild hypertension (diastolic blood pressure 90 ~ 104mmHg) were divided into two groups: 20 cases of 29 ~ 44 (average 38.5) years old were young group and 20 cases of 55 ~ 71 (average 63.7) years old group were elderly group. Subjects do not use any other drugs, no other diseases. All patients in an overnight fast state, Yang