The grade of coronary arteries lesion, cardiac function class and arrhythmia in 13 inpatients with cardiac function capacity over 3 0 METs were similar to those in 7 inpatients with cardiac function capacity below 3 0 METs.

• 13例心功能容量高于 3 0METs和 7例低于 3 0METs病人的冠脉损害程度、心功能等级和心律失常相似。