Evidence map›Paper›PMID 33446230›Full record

SynthesisJournal of orthopaedic surgery and research2021

Treatment of femoral neck fractures: sliding hip screw or cannulated screws? A meta-analysis.

Yutong Xia, Wendong Zhang, Zhen Zhang, Jingcheng Wang, Lianqi Yan

Abstract readMeta-AnalysisReview
In one paragraph

Synthesis in Journal of orthopaedic surgery and research, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
–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

40 citing papers in PubMed.

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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

5 authors.

Yutong XiaDalian Medical University, Dalian, 116044, Liaoning Province, China.
Wendong ZhangDepartment of Orthopedics, Northern Jiangsu People's Hospital, Yangzhou, 225001, China.
Zhen ZhangDalian Medical University, Dalian, 116044, Liaoning Province, China.
Jingcheng WangDalian Medical University, Dalian, 116044, Liaoning Province, China. jingchengwang001@163.com.
Lianqi YanDepartment of Orthopedics, Northern Jiangsu People's Hospital, Yangzhou, 225001, China. yanlianqi@126.com.

Funding

Graduate Research and Innovation Projects of Jiangsu Province Grants#CXTDB2017004National Natural Science Foundation of China Grant NO. 81772332
6 · The paper itself

Abstract

purposeFemoral neck fractures are still unsolved problems nowadays; sliding hip screw (SHS) and cannulated compression screw (CCS) are the most commonly used devices. We evaluated the clinical outcomes and complications in the treatment of femoral neck fractures between SHS and CCS in this meta-analysis to find which is better.

methodsWe searched PubMed, Embase, Cochrane library up to 24 August 2020 and retrieved any studies comparing sliding hip screw and cannulated compression screw in treatment of femoral neck fractures; the main outcomes and complications were extracted from the studies which were included.

resultsNine studies involving 1662 patients (828 patients in the SHS group and 834 patients in the CCS group) were included in this study. SHS had higher rate of avascular necrosis (RR = 1.30, 95% CI 1.08-1.56, p = 0.005), and CCS had higher rate of implant removal (RR = 0.63, 95% CI 0.43-0.93, p = 0.02). No significant statistical difference in non-union, implant failure, infection, replacement, mortality, orthopedic complications, non-orthopedic complications, and total revision between SHS and CCS group.

conclusionBoth devices have their pros and cons; SHS had a higher rate of avascular necrosis, and CCS had a higher rate of implant removal rate. No significant statistical difference in non-union, implant failure, infection, replacement, mortality, orthopedic complications, non-orthopedic complications, and total revision between SHS and CCS group.

Indexed as

Bone ScrewsDevice RemovalFemaleFemoral Neck FracturesFracture Fixation, InternalHumansMaleOsteonecrosisPostoperative ComplicationsReoperationTreatment OutcomeCannulated compression screwFemoral neck fractureInternal fixationMeta-analysisSliding hip screw

Identifiers

PMID33446230
PMCPMC7807723

What OpenQuestion holds

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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.