Objective To evaluate the clinical effect of carvediol on patients with congestive heart failure(CHF) by 6 minutes walk test(6MWT).
目的采用6分钟步行试验，测定卡维地络对充血性心力衰竭的疗效。
The primary end point was a composite of EF, distance on a 6-min walk test and Minnesota Living with Heart Failure Questionnaire (MLWHF) score.
主要终点事件是射血分数、6分钟步行实验、明尼苏达生活质量分数的复合。
Objective To investigative the correlations between QRS duration(QRSD) and heart function and 6-minute walk test(6-MWT)in elderly patients with chronic heart failure(CHF).
目的探讨老年慢性心力衰竭（心衰，CHF）患者QRS时限（QRSD）与心功能、运动耐量相关性。
Cardiac catheterization, standard lung function testing before and after iloprost inhalation, 6-min walk test, World Health Organization functional class, and hemodynamic parameters were monitored.
研究监测了吸入前后的心导管检查、标准肺功能检查，6分钟步行实验、世界卫生组织功能分级和血流动力学指标。
Cardiac catheterization, standard lung function testing before and after iloprost inhalation, 6-min walk test, World Health Organization functional class, and hemodynamic parameters were monitored.
研究监测了吸入前后的心导管检查、标准肺功能检查，6分钟步行实验、世界卫生组织功能分级和血流动力学指标。
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