CORRELATION AMONG RADIOLOGIC, ECHOCARDIOGRAPHIC INDEXES AND SELF PACED-EXERCISE CAPACITY IN HEART-FAILURE

被引:3
作者
AJAYI, AA [1 ]
BALOGUN, MO [1 ]
AJAYI, AT [1 ]
机构
[1] OBAFEMI AWOLOWO UNIV,FAC HLTH SCI,DEPT RADIOL,IFE,NIGERIA
关键词
Cardiothoracic ratio; Congestive heart failure; Echocardiographic indices; Self-paced exercise test;
D O I
10.1016/0167-5273(90)90205-J
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
We investigated the relationships between the cardiothoracic ratio, M-mode echocardiographic indices and symptom-limited, self-paced exercise tolerance in 8 Nigerian patients with chronic stable congestive heart failure. Left ventricular diastolic dimension was inversely related to exercise duration; thus: log exercise time (sec) = 6.142-0.057x (r2 = 0.83, P < 0.05), but was directly correlated to an index of myocardial oxygen demand, the ratio of the pressure rate product (PRP) to the exercise time; thus: log PRP/exercise time = 0.073x-3.04 (r2 = 0.87, P < 0.05). These preliminary findings need extensive confirmatory evidence. © 1990.
引用
收藏
页码:135 / 137
页数:3
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