To investigate the changes in activities and participation, and mental and physical functions for 9 mo after cardiac rehabilitation (CR) among adults with chronic cardiac conditions.

中文翻译：

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心脏康复出院后，活动和参与度略有改善，体力活动动机有所下降。

调查慢性心脏病成人心脏康复（CR）后 9 个月内活动和参与以及精神和身体功能的变化。