不稳定性心痛/非ST升高MI的TIMI风险评分:用于预后和治疗决策的方法
E M Antman1, M Cohen, P J Bernink
1Cardiovascular Division, Brigham and Women's Hospital, 75 Francis St, Boston, MA 02115, USA. eantman@rics.bwh.harvard.edu
JAMA
|August 11, 2000
概括
蒂米风险评分有效预测不稳定心痛/非ST段升高心肌梗塞 (UA/NSTEMI) 患者的死亡和缺血事件. 这个简单的分数有助于风险分层,并指导治疗决策,以获得更好的患者结果.
科学领域:
- 心脏病学 心脏病学
- 临床风险评估临床风险评估
- 急性冠状动脉综合征是什么
背景情况:
- 患有不稳定的心痛/非ST段升高心肌梗塞 (UA/NSTEMI) 的患者表现出死亡率和缺血事件的不同风险.
- 有效的风险分层对于在UA/NSTEMI中指导治疗决策至关重要.
研究的目的:
- 为UA/NSTEMI患者制定一个简单的风险评分.
- 评分应该是广泛适用的,在呈现时很容易计算,不需要计算工具.
- 为了确定对UA/NSTEMI治疗有差异反应的患者.
主要方法:
- 利用了来自两个大型国际随机双盲试验 (TIMI 11B和ESSENCE) 的数据.
- 在独立的预后变量上使用多变量逻辑回归推导出TIMI风险得分.
- 在多个队伍中验证了得分,评估了14天内对主要不良心脏事件的预测准确性.
主要成果:
- 确定了TIMI风险评分的七个关键预测因素:年龄,冠状动脉疾病风险因素,先前的狭窄,ECG ST段偏差,最近的胸痛事件,阿司匹林使用和心脏标志物升高.
- 在所有研究队列中,事件率显著增加,TIMI风险得分上升 (P<.001).
- 观察到与未分离的肝素相比,素的事件率增加的斜率明显较低,这表明基于风险评分的不同治疗反应.
结论:
- TIMI风险评分是UA/NSTEMI预后的经过验证,简单的工具.
- 它有效地对患者心脏不良事件的风险进行了分类.
- 该分数作为管理UA/NSTEMI的知情治疗决策的基础.
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