Evidence map›Paper›PMID 28723807›Full record

Trial reportMedicine2017

Can patients with femoral neck fracture benefit from preoperative thromboprophylaxis?: A prospective randomized controlled trial.

Qiangqiang Li, Bingyang Dai, Jiacheng Xu, Yao Yao, Kai Song, Haojun Zhang, Dongyang Chen, Qing Jiang

Abstract readComparative StudyRandomized Controlled Trial
In one paragraph

Trial report in Medicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

11 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Risk Prediction Models for Preoperative Deep Vein Thrombosis in Older Patients with Hip Fracture: A Systematic Review and Meta-Analysis.Clinical and applied thrombosis/hemostasis : official journal of the International Academy of Clinical and Applied Thrombosis/Hemostasis
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  11. Machine Learning-Based Screening of Risk Factors and Prediction of Deep Vein Thrombosis and Pulmonary Embolism After Hip Arthroplasty.Clinical and applied thrombosis/hemostasis : official journal of the International Academy of Clinical and Applied Thrombosis/Hemostasis
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Qiangqiang LiDepartment of Sports Medicine and Adult Reconstructive Surgery, Nanjing Drum Tower Hospital, Clinical College of Nanjing Medical University Laboratory for Bone and Joint Diseases, Model Animal Research Center, Nanjing University Department of Sports Medicine and Adult Reconstructive Surgery, Nanjing Drum Tower Hospital Affiliated with the Medical School of Nanjing University, Nanjing, Jiangsu Department of Orthopedics, The first Affiliated Hospital of Nantong University, Nantong NingBo No.6 Hospital, Ningbo, P.R. China.
Bingyang Dai
Jiacheng Xu
Yao Yao
Kai Song
Haojun Zhang
Dongyang Chen
Qing Jiang

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe effectiveness of preoperative thromboprophylaxis remains obscure in patients with femoral neck fracture. The purpose of the current study was to investigate whether these patients benefit from preoperative thromboprophylaxis.

methodsIn this prospective, randomized controlled trial, a total of 80 patients with femoral neck fracture were randomly assigned to receive either rivaroxaban or conservative treatment before surgery. For all patients, color Doppler ultrasound of both lower extremities was performed immediately after admission. The primary efficacy outcome was venous thromboembolism (VTE) defined as deep vein thrombosis (DVT) or pulmonary embolism (PE). The primary safety outcome was major bleeding.

resultCompared with conservative treatment, rivaroxaban could significantly reduce the incidence of DVT from 19.5% (8/41) to 2.6% (1/39) (P = .016). Preoperatively, there were a total of 9 occurrences of DVT including 8 DVT in the conservative treatment group and 1 in the oral rivaroxaban group. All cases of DVT were asymptomatic, with 8 of them diagnosed as isolated muscular calf vein thromboses. There were no differences between the 2 groups in terms of the overall incidence of major bleeding.

conclusionThromboprophylaxis with rivaroxaban prior to surgery can effectively reduce the risk of preoperative DVT for patients with femoral neck fracture without increasing the risk of bleeding.

Indexed as

Administration, OralAgedAged, 80 and overConservative TreatmentFactor Xa InhibitorsFemaleFemoral Neck FracturesHemorrhageHumansIncidenceMaleMiddle AgedPostoperative ComplicationsPreoperative CarePulmonary EmbolismRivaroxabanFactor Xa InhibitorsRivaroxaban

Identifiers

PMID28723807
PMCPMC5521947

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.