Incidence and risk factors of preoperative deep vein thrombosis in patients with intertrochanteric fractures: a retrospective study

Abstract Background The risk of perioperative complications remains high in patients with intertrochanteric fractures. Immobilization after injury may predispose these patients to deep vein thrombosis (DVT) while waiting for surgery. The aims of this study were to determine the incidence of preopera...

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Main Authors: Kai Song, Bowen Zhu, Yao Yao, Qing Jiang, Jin Xiong, Hongfei Shi
Format: Article
Language:English
Published: BMC 2022-08-01
Series:Journal of Orthopaedic Surgery and Research
Subjects:
Online Access:https://doi.org/10.1186/s13018-022-03268-1
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author Kai Song
Bowen Zhu
Yao Yao
Qing Jiang
Jin Xiong
Hongfei Shi
author_facet Kai Song
Bowen Zhu
Yao Yao
Qing Jiang
Jin Xiong
Hongfei Shi
author_sort Kai Song
collection DOAJ
description Abstract Background The risk of perioperative complications remains high in patients with intertrochanteric fractures. Immobilization after injury may predispose these patients to deep vein thrombosis (DVT) while waiting for surgery. The aims of this study were to determine the incidence of preoperative DVT in patients with intertrochanteric fractures and identify independent risk factors. Methods This retrospective study included patients with intertrochanteric fractures waiting for surgical interventions at our institution from June 2018 to December 2020. All patients received pharmacologic thromboprophylaxis after admission and ultrasound screening for DVT in both lower limbs before surgery. Demographic, clinical and laboratory data of these patients were collected to perform univariate analysis first. Subsequently, factors with a significant difference in univariate analysis were introduced into the multivariate logistic regression analysis to determine the independent risk factors for preoperative DVT. Results A total of 266 patients were enrolled in this study. Seventy-one patients (26.7%) developed DVTs before surgery. The majority of DVTs were distal types (91.5%). There were 40 patients with DVTs only in the affected limb, 7 patients with DVTs only in the unaffected limb, and 24 patients with DVTs in both lower limbs. Advanced age, female, prolonged period from injury to admission, combined cranial trauma, shorter thrombin time, increased level of D-dimer and lower level of albumin proved to be the independent risk factors for preoperative DVT. Conclusions We observed a high incidence of preoperative DVT in patients with intertrochanteric fractures. Identification of patients at high risk may improve the prevention and treatment of preoperative DVT in this population.
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spelling doaj.art-0c032051cb6146c4b1ef068cfc05d2242022-12-22T02:18:56ZengBMCJournal of Orthopaedic Surgery and Research1749-799X2022-08-011711610.1186/s13018-022-03268-1Incidence and risk factors of preoperative deep vein thrombosis in patients with intertrochanteric fractures: a retrospective studyKai Song0Bowen Zhu1Yao Yao2Qing Jiang3Jin Xiong4Hongfei Shi5State Key Laboratory of Pharmaceutical Biotechnology, Division of Sports Medicine and Adult Reconstructive Surgery, Department of Orthopedic Surgery, Nanjing Drum Tower Hospital, The Affiliated Hospital of Nanjing University Medical SchoolState Key Laboratory of Pharmaceutical Biotechnology, Division of Sports Medicine and Adult Reconstructive Surgery, Department of Orthopedic Surgery, Nanjing Drum Tower Hospital, The Affiliated Hospital of Nanjing University Medical SchoolState Key Laboratory of Pharmaceutical Biotechnology, Division of Sports Medicine and Adult Reconstructive Surgery, Department of Orthopedic Surgery, Nanjing Drum Tower Hospital, The Affiliated Hospital of Nanjing University Medical SchoolState Key Laboratory of Pharmaceutical Biotechnology, Division of Sports Medicine and Adult Reconstructive Surgery, Department of Orthopedic Surgery, Nanjing Drum Tower Hospital, The Affiliated Hospital of Nanjing University Medical SchoolDepartment of Orthopedic Surgery, Nanjing Drum Tower Hospital, The Affiliated Hospital of Nanjing University Medical SchoolDepartment of Orthopedic Surgery, Nanjing Drum Tower Hospital, The Affiliated Hospital of Nanjing University Medical SchoolAbstract Background The risk of perioperative complications remains high in patients with intertrochanteric fractures. Immobilization after injury may predispose these patients to deep vein thrombosis (DVT) while waiting for surgery. The aims of this study were to determine the incidence of preoperative DVT in patients with intertrochanteric fractures and identify independent risk factors. Methods This retrospective study included patients with intertrochanteric fractures waiting for surgical interventions at our institution from June 2018 to December 2020. All patients received pharmacologic thromboprophylaxis after admission and ultrasound screening for DVT in both lower limbs before surgery. Demographic, clinical and laboratory data of these patients were collected to perform univariate analysis first. Subsequently, factors with a significant difference in univariate analysis were introduced into the multivariate logistic regression analysis to determine the independent risk factors for preoperative DVT. Results A total of 266 patients were enrolled in this study. Seventy-one patients (26.7%) developed DVTs before surgery. The majority of DVTs were distal types (91.5%). There were 40 patients with DVTs only in the affected limb, 7 patients with DVTs only in the unaffected limb, and 24 patients with DVTs in both lower limbs. Advanced age, female, prolonged period from injury to admission, combined cranial trauma, shorter thrombin time, increased level of D-dimer and lower level of albumin proved to be the independent risk factors for preoperative DVT. Conclusions We observed a high incidence of preoperative DVT in patients with intertrochanteric fractures. Identification of patients at high risk may improve the prevention and treatment of preoperative DVT in this population.https://doi.org/10.1186/s13018-022-03268-1Intertrochanteric fractureDeep vein thrombosisEpidemiologyRisk factors
spellingShingle Kai Song
Bowen Zhu
Yao Yao
Qing Jiang
Jin Xiong
Hongfei Shi
Incidence and risk factors of preoperative deep vein thrombosis in patients with intertrochanteric fractures: a retrospective study
Journal of Orthopaedic Surgery and Research
Intertrochanteric fracture
Deep vein thrombosis
Epidemiology
Risk factors
title Incidence and risk factors of preoperative deep vein thrombosis in patients with intertrochanteric fractures: a retrospective study
title_full Incidence and risk factors of preoperative deep vein thrombosis in patients with intertrochanteric fractures: a retrospective study
title_fullStr Incidence and risk factors of preoperative deep vein thrombosis in patients with intertrochanteric fractures: a retrospective study
title_full_unstemmed Incidence and risk factors of preoperative deep vein thrombosis in patients with intertrochanteric fractures: a retrospective study
title_short Incidence and risk factors of preoperative deep vein thrombosis in patients with intertrochanteric fractures: a retrospective study
title_sort incidence and risk factors of preoperative deep vein thrombosis in patients with intertrochanteric fractures a retrospective study
topic Intertrochanteric fracture
Deep vein thrombosis
Epidemiology
Risk factors
url https://doi.org/10.1186/s13018-022-03268-1
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