Evidence map›Paper›PMID 39434235›Full record

SynthesisOrthopaedic surgery2025

Postoperative Harris Hip Score Versus Harris Hip Score Difference in Hip Replacement: What to Report?

Nikolai Ramadanov, Maximilian Voss, Robert Hable, Hassan Tarek Hakam, Robert Prill, Mikhail Salzmann, Dobromir Dimitrov, Roland Becker

Registry-linked trialAbstract readSystematic ReviewComparative Study
In one paragraph

Synthesis in Orthopaedic surgery, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT07186400 (Beyond Straight Lines), which is not on this map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing 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.

NCT07186400 completednot on this map

Beyond Straight Lines: The Test-retest Reliability and Concurrent Validity of the Figure of Eight Walk Test and the 360° Turn Test in Patients With Total Hip Arthroplasty

Typeobservational_patient_registrySponsorArtvin Coruh UniversityRan2025 to 2025Enrolled54ConditionsTotal Hip Arthroplasty
3 · Its place in the literature

Who cites it

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

  1. 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

8 authors.

Nikolai RamadanovCenter of Orthopaedics and Traumatology, University Hospital Brandenburg an der Havel, Brandenburg Medical School Theodor Fontane, Brandenburg an der Havel, Germany.ORCID https://orcid.org/0000-0003-4669-8187
Maximilian VossCenter of Orthopaedics and Traumatology, University Hospital Brandenburg an der Havel, Brandenburg Medical School Theodor Fontane, Brandenburg an der Havel, Germany.ORCID https://orcid.org/0009-0001-7843-9334
Robert HableFaculty of Applied Computer Science, Deggendorf Institute of Technology, Deggendorf, Germany.
Hassan Tarek HakamCenter of Orthopaedics and Traumatology, University Hospital Brandenburg an der Havel, Brandenburg Medical School Theodor Fontane, Brandenburg an der Havel, Germany.
Robert PrillCenter of Orthopaedics and Traumatology, University Hospital Brandenburg an der Havel, Brandenburg Medical School Theodor Fontane, Brandenburg an der Havel, Germany.
Mikhail SalzmannCenter of Orthopaedics and Traumatology, University Hospital Brandenburg an der Havel, Brandenburg Medical School Theodor Fontane, Brandenburg an der Havel, Germany.
Dobromir DimitrovDepartment of Surgical Propedeutics, Faculty of Medicine, Medical University of Pleven, Pleven, Bulgaria.
Roland BeckerCenter of Orthopaedics and Traumatology, University Hospital Brandenburg an der Havel, Brandenburg Medical School Theodor Fontane, Brandenburg an der Havel, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundReliable scientific information is crucial for assessing hip function and evaluating the success of hip surgery. The Harris Hip Score (HHS) is the most widely used tool for measuring hip function and, in particular, the outcomes of hip surgery. The aim of this study was to conduct a systematic review of the literature to identify randomized controlled trials (RCTs) that reported the HHS for hip replacement treatment groups and to test whether there was a substantial difference between reporting only the postoperative HHS or the HHS difference (HHSdiff).

methodsPubMed, CNKI, and Epistemonikos were searched until March 1, 2024. The risk of bias, level of evidence, and publication bias were assessed. As HHS is a continuous outcome, mean difference (MD) with 95% confidence intervals (CIs) was calculated using the Hartung-Knapp-Sidik-Jonkman method and a common-effect/random-effects model. The same approach was used for both postoperative HHS and HHSdiff. The effect of the two treatment groups studied (minimally invasive vs. conventional approach) on postoperative HHS was then compared with the effect of the two groups studied on the difference in HHS.

resultsA total of 41 RCTs, involving 3572 patients, with a low to high risk of bias and a low to moderate publication bias were included. The measured outcome parameters showed a low to moderate level of evidence. There was no relevant difference in the reporting of HHS only postoperatively or HHSdiff when comparing two hip replacement treatment groups in RCTs, measured at 0-0.5, 3, 6, and 12 months postoperatively.

conclusionThe present study showed that there is no relevant difference between reporting of the HHS only postoperatively or HHSdiff when comparing two hip replacement treatment groups in RCTs. Both methods of HHS reporting produced comparable results in an identical cohort of 3765 patients undergoing hip replacement surgery.

Indexed as

Arthroplasty, Replacement, HipHumansRandomized Controlled Trials as TopicHarris Hip Scoremeta‐analysispatient reported outcome measuresystematic reviewtotal hip arthroplasty

Identifiers

PMID39434235
PMCPMC11735366

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Registered trials

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.