Evidence map›Paper›PMID 40741071›Full record

ArticleJournal of orthopaedics2025

Effect of hyperbaric oxygen therapy (HBO) on osteoblasts of elderly patients on calcification and osteoprotegerin.

Lisa Oezel, Johannes Schneppendahl, Jan-Peter Grassmann, Pia Flender, Sven Dreyer, Vera Grotheer

Abstract read
In one paragraph

Article in Journal of orthopaedics, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Review
  2. 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.

Lisa OezelDepartment of Orthopedics and Trauma Surgery, Medical Faculty and University Hospital Duesseldorf, Moorenstrasse 5, 40225, Duesseldorf, Germany.
Johannes SchneppendahlDepartment of Orthopedics and Trauma Surgery, Medical Faculty and University Hospital Duesseldorf, Moorenstrasse 5, 40225, Duesseldorf, Germany.
Jan-Peter GrassmannDepartment of Orthopedics and Trauma Surgery, Medical Faculty and University Hospital Duesseldorf, Moorenstrasse 5, 40225, Duesseldorf, Germany.
Pia FlenderDepartment of Orthopedics and Trauma Surgery, Medical Faculty and University Hospital Duesseldorf, Moorenstrasse 5, 40225, Duesseldorf, Germany.
Sven DreyerDepartment of Orthopedics and Trauma Surgery, Medical Faculty and University Hospital Duesseldorf, Moorenstrasse 5, 40225, Duesseldorf, Germany.
Vera GrotheerBielefeld University, Medical School and University Medical Center OWL, Department of Orthopedics Klinikum Bielefeld-Mitte, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Osteoporosis stands as one of the most prevalent bone diseases worldwide. This study aims to explore the effects of Hyperbaric Oxygen (HBO) therapy and substances that reduce reactive oxygen species (ROS), such as antioxidants, on osteogenic differentiation and key osteoporosis-related parameters in osteoblasts derived from elderly patients requiring hip arthroplasty. Methods: An in vitro study was conducted using osteoblasts isolated from the femoral heads of 22 patients (78.3 % female) with a mean age of 73 years. Bone mineral density (BMD) was assessed through dual-energy X-ray absorptiometry (DXA), classifying patients into three groups: normal (age-appropriate) BMD (n = 8), osteopenia (n = 6), and osteoporosis (n = 8). Osteogenic differentiation was induced, and HBO therapy was administered over a period of 21 days. Additionally, osteoblasts were treated with catalase. Parameters related to osteogenic differentiation and osteoporosis were evaluated. Results: HBO therapy prompted osteogenic differentiation in all three experimental groups after 21 days, with statistically significant findings (p = 0.0125) in osteoblasts with age-appropriate bone density. Furthermore, the activity of alkaline phosphatase (ALP), an enzyme indicative of bone synthesis, demonstrated significant increases across all groups following HBO treatment (normal BMD and osteoporotic cells: p = 0.04; osteopenic cells: p = 0.006). Conclusions: These findings suggest that HBO therapy holds potential as an adjunctive or investigational treatment for elderly patients to enhance bone density or facilitate bone healing post-fracture, especially in those with normal or osteopenic bone density. This approach could potentially influence clinical practices in the future.

Indexed as

CalcificationHyperbaric oxygen therapy (HBO)OsteoporosisOsteoprotegerin (OPG)RANK-Lreactive oxygen species (ROS)

Identifiers

PMID40741071
PMCPMC12304694

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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.