密歇根州风险评分的外部验证,用于预测外围插入的中央导管相关深静脉血栓症:巴西的一项多中心研究
Eneida Rejane Rabelo-Silva1, Marco Aurélio Lumertz Saffi, Vânia Naomi Hirakata
1Author Affiliations: Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil (Rabelo-Silva, Saffi); Hospital de Clínicas de Porto Alegre-Vascular Access Program, Porto Alegre, Rio Grande do Sul, Brazil (Rabelo-Silva, Saffi, Hirakata, Ferro, Pedraza); Hospital do Coração-HCOR, São Paulo, São Paulo, Brazil (Lourenço); Hospital Moinhos de Vento, Porto Alegre, Rio Grande do Sul, Brazil (da Silva); Hospital Israelita Albert Einstein, São Paulo, São Paulo, Brazil (da Luz); Hospital viValle, São Paulo, São Paulo, Brazil (Pupin); Santa Casa de Misericórdia de Porto Alegre, Porto Alegre, Rio Grande do Sul, Brazil (Cechinel, Veçossi); Hospital AC Camargo, São Paulo, Brazil (de Andrade, Barbosa); Hospital Sírio-Libanês, São Paulo, São Paulo, Brazil (Silva, Gimenez); Hospital Alemão Oswaldo Cruz, São Paulo, São Paulo, Brazil (de Araújo); Hospital São Camilo-Unidade Pompéia, São Paulo, São Paulo, Brazil (do Espírito Santo); Hospital da Bahia-Medical Center, Salvador, Bahia, Brazil (da Gama); Hospital Beneficência Portuguesa de São Paulo, São Paulo, São Paulo, Brazil (Soares); Hospital São Domingos, São Luis, Maranhão, Brazil (Montenegro); Hospital Português da Bahia, Salvador, Bahia, Brazil (de Jesus); Real Hospital Português, Recife, Pernambuco, Brazil (de Freitas); Department of Medicine, University of Colorado Denver, Aurora, CO, USA (Chopra).
预测外围插入中心导管 (PICC) 血栓的密歇根风险评分 (MRS) 需要进一步验证. PICC光和静脉血栓栓塞病史是深静脉血栓症 (DVT) 的关键危险因素.
科学领域:
- 血管接入装置 血管接入装置
- 血栓的预测 血栓的预测
- 临床验证 临床验证
背景情况:
- 密歇根风险评分 (MRS) 是为了预测外围插入的中央导管 (PICC) 相关的血栓形成而开发的.
- 在巴西队列中对MRS的外部验证是主要目标.
研究的目的:
- 在巴西人口中验证密歇根风险评分 (MRS) 对PICC相关血栓的预测性表现.
- 确定与PICC相关的深静脉血栓症 (DVT) 相关的关键临床变量.
主要方法:
- 在16家巴西医院接受PICC的成年患者队列进行了前性跟踪.
- 基于五个临床变量,MRS被评估其预测DVT的能力.
- 混合效应物流回归被用来评估MRS的校准和歧视.
主要成果:
- 在11,135名患者中分析了12,725个PICC;1.0% (129例) 患有DVT.
- 只有PICC光的数量和静脉血栓栓塞 (VTE) 病史与DVT有显著的关联.
- 对于MRS分类的曲线下的面积为0.67,表明预测能力中等.
结论:
- PICC光度和VTE病史是DVT的独立预测因素.
- 与I类相比,较高的MRS风险类 (III和IV) 与DVT事件率的增加有关.
- 在这个巴西队列中,MRS在预测PICC相关的血栓形成方面表现适度.
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