Evidence map›Paper›PMID 33364616›Full record

ReviewArthroscopy, sports medicine, and rehabilitation2020

Is the Iliopsoas a Femoral Head Stabilizer? A Systematic Review.

Takashi Hirase, Jason Mallett, Lindsay E Barter, David Dong, Patrick C McCulloch, Joshua D Harris

Abstract readReview
In one paragraph

Review in Arthroscopy, sports medicine, and rehabilitation, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

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

  1. Pooled it
  2. Review
  3. 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

6 authors.

Takashi HiraseHouston Methodist Orthopedic and Sports Medicine, Houston, Texas, U.S.A.
Jason MallettHouston Methodist Orthopedic and Sports Medicine, Houston, Texas, U.S.A.
Lindsay E BarterHouston Methodist Orthopedic and Sports Medicine, Houston, Texas, U.S.A.
David DongHouston Methodist Orthopedic and Sports Medicine, Houston, Texas, U.S.A.
Patrick C McCullochHouston Methodist Orthopedic and Sports Medicine, Houston, Texas, U.S.A.
Joshua D HarrisHouston Methodist Orthopedic and Sports Medicine, Houston, Texas, U.S.A.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo perform a systematic review of biomechanical and clinical studies to determine whether the iliopsoas is a femoral head stabilizer.

methodsA systematic review was conducted using Preferred Reporting Items for Systematic Reviews and Meta-analyses (PRISMA) guidelines. Inclusion criteria were any human clinical (Levels I-IV evidence) or laboratory studies that investigated the role of the iliopsoas as a stabilizer of the hip. Exclusion criteria included studies that investigated patients undergoing spine surgery or those with a total hip arthroplasty or hip hemiarthroplasty. Study methodologic quality for clinical-outcomes studies were analyzed using the Modified Coleman Methodology Score. Because of the heterogeneity in the participants and interventions, no quantitative assimilative meta-analysis was performed.

resultsEight articles were analyzed (3 biomechanical [35 cadavers and 18 healthy subjects]; 5 clinical outcomes studies [537 subjects, 207 arthroscopic iliopsoas tenotomies]). Two in vivo biomechanical studies identified the iliopsoas as an anterior hip stabilizer. One cadaveric study identified the iliopsoas as a femoral head stabilizer at 0

conclusionsEvidence from biomechanical and clinical studies may suggest that the iliopsoas is a dynamic anterior femoral head stabilizer. LEVEL OF EVIDENCE: Level IV, systematic review of Level III and IV plus biomechanical studies.

Identifiers

PMID33364616
PMCPMC7754519

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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.