Evidence map›Paper›PMID 33894763›Full record

ArticleBMC musculoskeletal disorders2021

Cementless total hip arthroplasty for failed treatment of subtrochanteric fracture.

Sheng-Yu Jin, Jing-Yao Jin, Min-Gwang Kim, Woo-Jong Kim, Taek-Rim Yoon, Kyung-Soon Park

Open access · goldAbstract read
In one paragraph

Article in BMC musculoskeletal disorders, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
0.6field-weighted citation impact, top 32% of its field
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

5 citing papers in PubMed, 1 synthesis or guideline pooled it, 7 citations in OpenAlex.

  1. Outcomes and complications of conversion THA after internal fixation of proximal femur fractures: a systematic review.European journal of trauma and emergency surgery : official publication of the European Trauma Society · 2025
    Pooled it
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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

6 authors at 1 institution in 1 country.

Sheng-Yu JinDepartment of Orthopedic Surgery, Center for Joint Disease Chonnam National University Hwasun Hospital, 322, Seo Yang-Ro, Hwasun-Eup, Hwasun-Gun, Jeonnam, 519-809, Republic of Korea.
Jing-Yao JinDepartment of Orthopedic Surgery, Center for Joint Disease Chonnam National University Hwasun Hospital, 322, Seo Yang-Ro, Hwasun-Eup, Hwasun-Gun, Jeonnam, 519-809, Republic of Korea.
Min-Gwang KimDepartment of Orthopedic Surgery, Center for Joint Disease Chonnam National University Hwasun Hospital, 322, Seo Yang-Ro, Hwasun-Eup, Hwasun-Gun, Jeonnam, 519-809, Republic of Korea.
Woo-Jong KimDepartment of Orthopedic Surgery, Center for Joint Disease Chonnam National University Hwasun Hospital, 322, Seo Yang-Ro, Hwasun-Eup, Hwasun-Gun, Jeonnam, 519-809, Republic of Korea.
Taek-Rim YoonDepartment of Orthopedic Surgery, Center for Joint Disease Chonnam National University Hwasun Hospital, 322, Seo Yang-Ro, Hwasun-Eup, Hwasun-Gun, Jeonnam, 519-809, Republic of Korea.
Kyung-Soon ParkDepartment of Orthopedic Surgery, Center for Joint Disease Chonnam National University Hwasun Hospital, 322, Seo Yang-Ro, Hwasun-Eup, Hwasun-Gun, Jeonnam, 519-809, Republic of Korea. chiasma@hanmail.net.ORCID http://orcid.org/0000-0002-5036-1803
Chonnam National University Hwasun Hospital · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundFailed treatment of subtrochanteric fractures commonly leads to pain, limping, and poor limb function. Cementless total hip arthroplasty (THA) could serve as an efficient salvage procedure in such cases. This study aimed to evaluate the outcomes and complications of salvage THA in failed subtrochanteric fracture fixation cases.

methodsFrom January 2001 to December 2017, cementless THA for failed treatment of subtrochanteric fractures was performed in 18 hips of 11 men and 7 women (average age, 74 years; age range, 57.0-89.0 years). Patients were followed up for clinical and radiological assessments in terms of implant survival and complications after a minimum follow-up of 2 years. The Wagner femoral stems (Zimmer, Warsaw, USA) were used in all 18 patients (100%), with the long-length stem (Wagner SL stem) and standard-length stem (Wagner cone stem) used in 11 and 7 patients, respectively.

resultsThe mean follow-up period was 5.2 years (range: 2.2-10.8 years). The mean Harris hip score (HHS) was 38.2 (range: 24-56) preoperatively and 85.4 (range: 79-92) at the last follow-up. The mean postoperative limb length discrepancy was 6.4 mm (range: 4-9 mm). Only one patient underwent revision due to bone in-growth failure of the femoral stem. One patient had an episode of postoperative dislocation and was treated with closed reduction without reoccurrence. Delayed union of the fracture site occurred in one patient. Patients who were previously treated with an intramedullary nail had a significantly shorter surgical duration, lesser intraoperative blood loss, and fewer blood transfusions than those who were previously treated with plate and screws. Kaplan-Meier survival rate with an endpoint of revision was 94.4% (95% confidence interval 72.7-99.9) at 5 years.

conclusionOur results indicate that cementless THA is a beneficial and effective procedure for salvaging the failed treatment of subtrochanteric fractures. The Wagner conical prosthesis has shown satisfactory function outcomes, stable fixation, and survival rate for these complex situations. However, attention should be paid to increased operation time, blood loss, and complications when performing THA for subtrochanteric fractures with failed fixation devices especially, plates and screws.

Indexed as

Arthroplasty, Replacement, HipHip FracturesHip ProsthesisAgedAged, 80 and overFemaleFemurFollow-Up StudiesHumansMaleMiddle AgedReoperationRetrospective StudiesTreatment OutcomeCementless total hip arthroplastyComplicationFailed treatmentSubtrochanteric fractureTaper stem

Identifiers

PMID33894763
PMCPMC8070273
OpenAlexW3158396235

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.