Preoperative deep venous thrombosis (DVT) after femoral neck fracture in the elderly, the incidence, timing, location and related risk factors

Abstract Objective To investigate the epidemiologic characteristics of deep venous thrombosis (DVT) in elderly patients with femoral neck fracture. Methods Retrospective analysis was performed on elderly patients with femoral neck fractures admitted to two institutions from January 2016 to October 2...

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Main Authors: Shuai Niu, Juan Li, Yan Zhao, Dianzhu Ding, Guangwei Jiang, Zhaohui Song
Format: Article
Language:English
Published: BMC 2021-03-01
Series:BMC Musculoskeletal Disorders
Subjects:
Online Access:https://doi.org/10.1186/s12891-021-04145-4
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author Shuai Niu
Juan Li
Yan Zhao
Dianzhu Ding
Guangwei Jiang
Zhaohui Song
author_facet Shuai Niu
Juan Li
Yan Zhao
Dianzhu Ding
Guangwei Jiang
Zhaohui Song
author_sort Shuai Niu
collection DOAJ
description Abstract Objective To investigate the epidemiologic characteristics of deep venous thrombosis (DVT) in elderly patients with femoral neck fracture. Methods Retrospective analysis was performed on elderly patients with femoral neck fractures admitted to two institutions from January 2016 to October 2019. Duplex ultrasonography (DUS) was used to detect DVT. Patients’ hospitalization medical records were retrieved to collect the data, which were related to demographics, comorbidities, injury and laboratory results on admission. Patients with preoperative DVT were defined as the case group and those without DVT as control group, and compared using the univariate analyses. Multivariate logistic regression analysis was used to identify the independent factors associated with DVT. Results Totally, 980 patients met the predefined criteria and were included. Sixty-seven patients were diagnosed to have preoperative DVT, with incidence of 6.8% for overall, 1.7% for proximal and 5.1% for distal DVT. The mean time from injury to diagnosis of DVT was 6.0 ± 4.7 days (median, 5.0). Most (76.1%) patients with DVT had thrombi solely in the injured extremity, in contrast with 14.9% (10/67) in the uninjured and 9.0% (6/67) in both injured and uninjured extremity. Multivariate analysis showed chronic renal insufficiency (OR, 3.37; 95%CI, 1.57 to 7.28), current smoking status (OR, 2.42; 95%CI, 1.23 to 5.63), time from injury to DUS (OR, 1.26; 95%CI, 1.07 to 1.61) and PLT > 220*109/L (OR, 1.94; 95%CI, 1.31 to 3.77) were independent factors for DVT. Conclusion Preoperative DVT is not very prevalent following elderly femoral neck fractures, but with a certain proportion in the uninjured extremity, necessitating the more attention. These identified risk factors aid in patient counseling, individualized risk assessment and risk stratification, and should be kept in mind.
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spelling doaj.art-e1d977759faa4b1b8646eaf0a791950a2022-12-21T23:26:00ZengBMCBMC Musculoskeletal Disorders1471-24742021-03-012211910.1186/s12891-021-04145-4Preoperative deep venous thrombosis (DVT) after femoral neck fracture in the elderly, the incidence, timing, location and related risk factorsShuai Niu0Juan Li1Yan Zhao2Dianzhu Ding3Guangwei Jiang4Zhaohui Song5Department of Vascular Surgery, the General Hospital of Hebei ProvinceDepartment of Oral and Maxillofacial Surgery, the General Hospital of Hebei ProvinceSchool of Nursing, Hebei Medical UniversityDepartment of Vascular Surgery, the General Hospital of Hebei ProvinceDepartment of Vascular Surgery, the General Hospital of Hebei ProvinceDepartment of Orthopaedic Surgery, the 3rd Hospital of Hebei Medical UniversityAbstract Objective To investigate the epidemiologic characteristics of deep venous thrombosis (DVT) in elderly patients with femoral neck fracture. Methods Retrospective analysis was performed on elderly patients with femoral neck fractures admitted to two institutions from January 2016 to October 2019. Duplex ultrasonography (DUS) was used to detect DVT. Patients’ hospitalization medical records were retrieved to collect the data, which were related to demographics, comorbidities, injury and laboratory results on admission. Patients with preoperative DVT were defined as the case group and those without DVT as control group, and compared using the univariate analyses. Multivariate logistic regression analysis was used to identify the independent factors associated with DVT. Results Totally, 980 patients met the predefined criteria and were included. Sixty-seven patients were diagnosed to have preoperative DVT, with incidence of 6.8% for overall, 1.7% for proximal and 5.1% for distal DVT. The mean time from injury to diagnosis of DVT was 6.0 ± 4.7 days (median, 5.0). Most (76.1%) patients with DVT had thrombi solely in the injured extremity, in contrast with 14.9% (10/67) in the uninjured and 9.0% (6/67) in both injured and uninjured extremity. Multivariate analysis showed chronic renal insufficiency (OR, 3.37; 95%CI, 1.57 to 7.28), current smoking status (OR, 2.42; 95%CI, 1.23 to 5.63), time from injury to DUS (OR, 1.26; 95%CI, 1.07 to 1.61) and PLT > 220*109/L (OR, 1.94; 95%CI, 1.31 to 3.77) were independent factors for DVT. Conclusion Preoperative DVT is not very prevalent following elderly femoral neck fractures, but with a certain proportion in the uninjured extremity, necessitating the more attention. These identified risk factors aid in patient counseling, individualized risk assessment and risk stratification, and should be kept in mind.https://doi.org/10.1186/s12891-021-04145-4ElderlyFemoral neck fractureDeep vein thrombosisEpidemiologyRisk factors
spellingShingle Shuai Niu
Juan Li
Yan Zhao
Dianzhu Ding
Guangwei Jiang
Zhaohui Song
Preoperative deep venous thrombosis (DVT) after femoral neck fracture in the elderly, the incidence, timing, location and related risk factors
BMC Musculoskeletal Disorders
Elderly
Femoral neck fracture
Deep vein thrombosis
Epidemiology
Risk factors
title Preoperative deep venous thrombosis (DVT) after femoral neck fracture in the elderly, the incidence, timing, location and related risk factors
title_full Preoperative deep venous thrombosis (DVT) after femoral neck fracture in the elderly, the incidence, timing, location and related risk factors
title_fullStr Preoperative deep venous thrombosis (DVT) after femoral neck fracture in the elderly, the incidence, timing, location and related risk factors
title_full_unstemmed Preoperative deep venous thrombosis (DVT) after femoral neck fracture in the elderly, the incidence, timing, location and related risk factors
title_short Preoperative deep venous thrombosis (DVT) after femoral neck fracture in the elderly, the incidence, timing, location and related risk factors
title_sort preoperative deep venous thrombosis dvt after femoral neck fracture in the elderly the incidence timing location and related risk factors
topic Elderly
Femoral neck fracture
Deep vein thrombosis
Epidemiology
Risk factors
url https://doi.org/10.1186/s12891-021-04145-4
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