MIT-BIH ST Change Database

This database includes 28 ECG recordings of varying lengths, most of which were recorded during exercise stress tests and which exhibit transient ST depression. The last five records (323 through 327) are excerpts of long-term ECG recordings and exhibit ST elevation.

本数据库收录了28段时长不一的心电图记录，其中大多数记录于运动负荷试验期间，并表现出短暂的心肌缺血性ST段压低。最后五段记录（编号323至327）为长期心电图记录的摘录，并呈现ST段抬高现象。