Methods: Detailed demographic information, radionuclide ventriculography, neurohormone measurements, and clinical history were obtained for 512 acute MI patients at hospital admission.

• 方法：在512名急性心肌梗塞的住院患者中细致的人员统计，进行放射性核素心室显像(术)，神经内分泌检测，并获取临床病史资料。