Impact of Thrombocytopenia on In-Hospital Outcome in Patients Undergoing Percutaneous Coronary Intervention

Background. Thrombocytopenia was intuitively considered to be associated with higher risk of bleeding and multiple comorbidities after percutaneous coronary intervention (PCI). However, controversial results exist, and the real-world clinical impact of thrombocytopenia in patients undergoing PCI is...

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Main Authors: Zhongxiu Chen, Zheng Liu, Nan Li, Ran Liu, Miye Wang, Duolao Wang, Chen Li, Kai Li, Fangbo Luo, Yong He
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Cardiovascular Therapeutics
Online Access:http://dx.doi.org/10.1155/2021/8836450
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author Zhongxiu Chen
Zheng Liu
Nan Li
Ran Liu
Miye Wang
Duolao Wang
Chen Li
Kai Li
Fangbo Luo
Yong He
author_facet Zhongxiu Chen
Zheng Liu
Nan Li
Ran Liu
Miye Wang
Duolao Wang
Chen Li
Kai Li
Fangbo Luo
Yong He
author_sort Zhongxiu Chen
collection DOAJ
description Background. Thrombocytopenia was intuitively considered to be associated with higher risk of bleeding and multiple comorbidities after percutaneous coronary intervention (PCI). However, controversial results exist, and the real-world clinical impact of thrombocytopenia in patients undergoing PCI is largely unknown. The aim of this study was to evaluate the influence of baseline thrombocytopenia on the prognosis of patients undergoing PCI. Methods. Using the West China Hospital Inpatient Sample database, patients who underwent PCI were identified from August 2012 to January 2019. Baseline thrombocytopenia was defined as a preprocedural platelet count of 100×109/L or less obtained from a routine blood sample taken within 48 hours before coronary PCI. The clinical effect of the advanced thrombocytopenia group (≤85×109/L), according to the median value of platelet count in the thrombocytopenia cohort, was further assessed. The primary outcome was a composite of in-hospital death, bleeding events, and post-PCI transfusion. Results. Of 9531 patients enrolled in our study, 936 had baseline thrombocytopenia and 8595 patients did not have. There were no significant differences in the primary outcome between the two groups. However, advanced thrombocytopenia was independently associated with higher risk of primary outcome (OR 1.67, 95% CI 1.06 to 2.65, p=0.029). Acute coronary syndrome (ACS) patients with thrombocytopenia were associated with higher odds of major bleeding (BARC≥2) (OR 2.56, 95% CI 1.24 to 5.44, p=0.011). Compared with the nonthrombocytopenia group, the thrombocytopenia group with ticagrelor use had higher odds of major bleeding (OR 9.7, 95% CI 1.57 to 60.4 versus OR 0.22, 95% CI 0.03 to 1.69, interaction p=0.025). Conclusions. It seems feasible for patients with thrombocytopenia to receive PCI, but close attention should be paid to advanced thrombocytopenia, the risk of postprocedure bleeding in ACS patients, and the use of more potent P2Y12 inhibitor.
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spelling doaj-art-d72c855b79fc452c9c66e596cfa764e82025-02-03T01:31:22ZengWileyCardiovascular Therapeutics1755-59141755-59222021-01-01202110.1155/2021/88364508836450Impact of Thrombocytopenia on In-Hospital Outcome in Patients Undergoing Percutaneous Coronary InterventionZhongxiu Chen0Zheng Liu1Nan Li2Ran Liu3Miye Wang4Duolao Wang5Chen Li6Kai Li7Fangbo Luo8Yong He9Department of Cardiology, West China Hospital of Sichuan University, Chengdu, Sichuan, ChinaDepartment of Nursing, West China Hospital of Sichuan University, Chengdu, Sichuan, ChinaInformation Center of West China Hospital of Sichuan University, Chengdu, Sichuan, ChinaInformation Center of West China Hospital of Sichuan University, Chengdu, Sichuan, ChinaInformation Center of West China Hospital of Sichuan University, Chengdu, Sichuan, ChinaDepartment of Clinical Sciences, Liverpool School of Tropical Medicine, Pembroke Place, Liverpool L3 5QA, UKDepartment of Cardiology, West China Hospital of Sichuan University, Chengdu, Sichuan, ChinaDepartment of Cardiology, West China Hospital of Sichuan University, Chengdu, Sichuan, ChinaDepartment of Rehabilitation, Community Health Center of Huaxing Wuhou District, Chengdu, Sichuan, ChinaDepartment of Cardiology, West China Hospital of Sichuan University, Chengdu, Sichuan, ChinaBackground. Thrombocytopenia was intuitively considered to be associated with higher risk of bleeding and multiple comorbidities after percutaneous coronary intervention (PCI). However, controversial results exist, and the real-world clinical impact of thrombocytopenia in patients undergoing PCI is largely unknown. The aim of this study was to evaluate the influence of baseline thrombocytopenia on the prognosis of patients undergoing PCI. Methods. Using the West China Hospital Inpatient Sample database, patients who underwent PCI were identified from August 2012 to January 2019. Baseline thrombocytopenia was defined as a preprocedural platelet count of 100×109/L or less obtained from a routine blood sample taken within 48 hours before coronary PCI. The clinical effect of the advanced thrombocytopenia group (≤85×109/L), according to the median value of platelet count in the thrombocytopenia cohort, was further assessed. The primary outcome was a composite of in-hospital death, bleeding events, and post-PCI transfusion. Results. Of 9531 patients enrolled in our study, 936 had baseline thrombocytopenia and 8595 patients did not have. There were no significant differences in the primary outcome between the two groups. However, advanced thrombocytopenia was independently associated with higher risk of primary outcome (OR 1.67, 95% CI 1.06 to 2.65, p=0.029). Acute coronary syndrome (ACS) patients with thrombocytopenia were associated with higher odds of major bleeding (BARC≥2) (OR 2.56, 95% CI 1.24 to 5.44, p=0.011). Compared with the nonthrombocytopenia group, the thrombocytopenia group with ticagrelor use had higher odds of major bleeding (OR 9.7, 95% CI 1.57 to 60.4 versus OR 0.22, 95% CI 0.03 to 1.69, interaction p=0.025). Conclusions. It seems feasible for patients with thrombocytopenia to receive PCI, but close attention should be paid to advanced thrombocytopenia, the risk of postprocedure bleeding in ACS patients, and the use of more potent P2Y12 inhibitor.http://dx.doi.org/10.1155/2021/8836450
spellingShingle Zhongxiu Chen
Zheng Liu
Nan Li
Ran Liu
Miye Wang
Duolao Wang
Chen Li
Kai Li
Fangbo Luo
Yong He
Impact of Thrombocytopenia on In-Hospital Outcome in Patients Undergoing Percutaneous Coronary Intervention
Cardiovascular Therapeutics
title Impact of Thrombocytopenia on In-Hospital Outcome in Patients Undergoing Percutaneous Coronary Intervention
title_full Impact of Thrombocytopenia on In-Hospital Outcome in Patients Undergoing Percutaneous Coronary Intervention
title_fullStr Impact of Thrombocytopenia on In-Hospital Outcome in Patients Undergoing Percutaneous Coronary Intervention
title_full_unstemmed Impact of Thrombocytopenia on In-Hospital Outcome in Patients Undergoing Percutaneous Coronary Intervention
title_short Impact of Thrombocytopenia on In-Hospital Outcome in Patients Undergoing Percutaneous Coronary Intervention
title_sort impact of thrombocytopenia on in hospital outcome in patients undergoing percutaneous coronary intervention
url http://dx.doi.org/10.1155/2021/8836450
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