Evidence map›Paper›PMID 41354948›Full record

ArticleArthroplasty (London, England)2025

FRAX score predicts vertebral compression fractures impairing spinal alignment and hip function after total hip arthroplasty: a retrospective cohort study.

Masashi Shimoda, Hyonmin Choe, Hiroyuki Ike, Hideo Mitsui, Koki Abe, Yuta Hieda, Naomi Kobayashi, Yutaka Inaba

Abstract read
In one paragraph

Article in Arthroplasty (London, England), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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4 · The record

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5 · Who and what money

Authors and funding

8 authors.

Masashi ShimodaDepartment of Orthopedic Surgery, Yokohama City University, 3-9 Fukuura, Kanazawa-Ku, Yokohama, Kanagawa, 236-0004, Japan.
Hyonmin ChoeDepartment of Orthopedic Surgery, Yokohama City University, 3-9 Fukuura, Kanazawa-Ku, Yokohama, Kanagawa, 236-0004, Japan. hyonmin@hotmail.com.
Hiroyuki IkeDepartment of Orthopedic Surgery, Yokohama City University, 3-9 Fukuura, Kanazawa-Ku, Yokohama, Kanagawa, 236-0004, Japan.
Hideo MitsuiDepartment of Orthopedic Surgery, Yokohama City University, 3-9 Fukuura, Kanazawa-Ku, Yokohama, Kanagawa, 236-0004, Japan.
Koki AbeDepartment of Orthopedic Surgery, Yokohama City University, 3-9 Fukuura, Kanazawa-Ku, Yokohama, Kanagawa, 236-0004, Japan.
Yuta HiedaDepartment of Orthopedic Surgery, Yokohama City University, 3-9 Fukuura, Kanazawa-Ku, Yokohama, Kanagawa, 236-0004, Japan.
Naomi KobayashiDepartment of Orthopedic Surgery, Yokohama City University Medical Center, 4-57 Urafune-cho, Minami-Ku, Yokohama, Kanagawa, 232-0024, Japan.
Yutaka InabaDepartment of Orthopedic Surgery, Yokohama City University, 3-9 Fukuura, Kanazawa-Ku, Yokohama, Kanagawa, 236-0004, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundVertebral compression fractures (VCFs) can impair posture, gait, and daily activities in patients undergoing total hip arthroplasty (THA). However, limited data are available regarding the incidence, risk factors, and impact of VCFs on sagittal spinal alignment following THA. Therefore, the purpose of this study was to investigate the incidence and risk factors of VCFs after THA, and to evaluate their impact on sagittal spinal alignment and clinical outcomes.

methodsThis retrospective cohort study included 220 patients (243 hips) who underwent primary THA, with a mean follow-up period of 6.1 years. Data collected included patient demographics, Fracture Risk Assessment Tool (FRAX) scores, lumbar bone mineral density measured before THA, sagittal spinal alignment parameters, Harris Hip Score (HHS), and the occurrence of new VCFs. We analyzed changes in spinal alignment and identified risk factors associated with incident VCFs.

resultsVCFs occurred in 20% of hips during the follow-up period. Patients who developed VCFs demonstrated a significantly increased sagittal vertical axis, reduced lumbar lordosis angle, and lower postoperative HHS compared to those without VCFs. Preexisting VCF and higher preoperative FRAX scores were significantly associated with the development of new VCFs. Multivariate logistic regression analysis identified the FRAX score as an independent predictor of incident VCFs.

conclusionsIn this 6.1-year retrospective cohort study, 20% of hips developed new VCFs after THA, which were associated with worsened spinal alignment and hip function. The higher FRAX score, calculated prior to THA surgery, is a useful predictor of VCF risk and may help identify individuals who require closer monitoring or preventive interventions during follow-up after surgery. Video Abstract.

Indexed as

Fracture Risk Assessment Tool scoreStanding sagittal spinal alignmentTotal hip arthroplastyVertebral compression fractures

Identifiers

PMID41354948
PMCPMC12683918

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