Evidence map›Paper›PMID 38455450›Full record

ArticleJournal of experimental orthopaedics2024

Comparison of postoperative clinical outcome in medial-pivotal and gradually reducing radius design cruciate-retaining total knee arthroplasty-A multicenter analysis of propensity-matched cohorts.

Tsuneari Takahashi, Kazuhisa Hatayama, Masahiro Nishino, Hironari Hai, Yuichiro Yamada, Kosuke Suzuki, Katsushi Takeshita

Abstract read
In one paragraph

Article in Journal of experimental orthopaedics, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

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

  1. Pooled it
  2. Article
  3. Article
  4. Improved quadriceps efficiency with a medial pivot in comparison to a cruciate-retaining design in total knee arthroplasty.Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA · 2025
    Article
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  8. Review
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

7 authors.

Tsuneari TakahashiDepartment of Orthopedic Surgery Ishibashi General Hospital Shimotsuke Japan.ORCID 0000-0002-4198-6684
Kazuhisa HatayamaDepartment of Orthopedic Surgery Japan Community Health Care Organization Gunma Central Hospital Maebashi Japan.
Masahiro NishinoDepartment of Orthopedic Surgery Hokusuikai Memorial Hospital Mito Japan.
Hironari HaiDepartment of Orthopedic Surgery Toyokawa City Hospital Toyokawa Japan.
Yuichiro YamadaDepartment of Orthopedic Surgery Nagoya Kyoritsu Hospital Nagoya Japan.
Kosuke SuzukiDepartment of Orthopedic Surgery Seirei Hamamatsu Hospital Hamamatsu Japan.
Katsushi TakeshitaDepartment of Orthopedic Surgery, School of Medicine Jichi Medical University Shimotsuke Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Purpose: To clarify differences in surgery duration, postoperative knee range of motion (ROM), anterior and posterior (AP) laxity, and Forgotten Joint Score (FJS) in patients undergoing medial-pivot (MP) and GRADIUS cruciate-retaining (CR) total knee arthroplasty (TKA) surgeries. Methods: We examined patients who underwent either MP or CR TKA at six different Japanese centres. Patients were propensity score matched for age, sex, and preoperative hip-knee angle (HKA). We compared the groups' average surgery duration, postoperative knee ROM, AP laxity, and FJS 1 year after surgery. Results: There were 86 study patients: 43 MP and 43 CR TKA matched for age, sex, and preoperative HKA. The MP group enjoyed a significantly shorter surgery duration (89.1 ± 10.9 mins vs. 95.7 ± 12.0 mins, Conclusions: The MP group showed better postoperative knee flexion, midrange AP knee stability, and shorter surgery duration. Level of Evidence: Level III, retrospective comparative study.

Indexed as

cruciate retainingknee osteoarthritismedial pivottotal knee arthroplasty

Identifiers

PMID38455450
PMCPMC10903436

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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.