Methods 29 patients had CABG were undergone ETT by Bruce protocol and 25 subjects had no CABG as control group.

• 方法 以Bruce方案对 2 9例CABG患者进行了活动平板运动负荷试验 (ETT) ,同时随机取同时期非CABG且ETT阴性 2 5例健康者做对比研究。