Evidence map›Paper›PMID 41491419›Full record

ArticleOsteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA2026

Controlling Nutritional Status (CONUT) score as a key predictor of disability following conservative treatment of osteoporotic vertebral fractures.

Tetsuto Yamaura, Keishi Maruo, Tomoyuki Kusukawa, Masakazu Toi, Masaru Hatano, Kazuma Nagao, Yutaka Horinouchi, Hayato Oishi, Fumihiro Arizumi, Kazuya Kishima and 1 more

Abstract readMulticenter Study
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Article in Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA, 2026. 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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2 · The registry

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4 · The record

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5 · Who and what money

Authors and funding

11 authors.

Tetsuto YamauraDepartment of Orthopaedic Surgery, Hyogo Medical University, 1-1 Mukogawa-cho, Nishinomiya, Japan. ds2025@hyo-med.ac.jp.ORCID http://orcid.org/0000-0002-5934-4313
Keishi MaruoDepartment of Orthopaedic Surgery, Hyogo Medical University, 1-1 Mukogawa-cho, Nishinomiya, Japan.
Tomoyuki KusukawaDepartment of Orthopaedic Surgery, Hyogo Medical University, 1-1 Mukogawa-cho, Nishinomiya, Japan.
Masakazu ToiDepartment of Orthopaedic Surgery, Hyogo Medical University, 1-1 Mukogawa-cho, Nishinomiya, Japan.
Masaru HatanoDepartment of Orthopaedic Surgery, Daiwa Central Hospital, Osaka, Japan.
Kazuma NagaoDepartment of Orthopaedic Surgery, Takarazuka City Hospital, Takarazuka, Japan.
Yutaka HorinouchiDepartment of Orthopaedic Surgery, Hyogo Medical University, Sasayama Medical Center, Sasayama, Japan.
Hayato OishiDepartment of Orthopaedic Surgery, Harima Hospital, Hyogo, Japan.
Fumihiro ArizumiDepartment of Orthopaedic Surgery, Hyogo Medical University, 1-1 Mukogawa-cho, Nishinomiya, Japan.
Kazuya KishimaDepartment of Orthopaedic Surgery, Hyogo Medical University, 1-1 Mukogawa-cho, Nishinomiya, Japan.
Toshiya TachibanaDepartment of Orthopaedic Surgery, Hyogo Medical University, 1-1 Mukogawa-cho, Nishinomiya, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This study investigated risk factors for disability in elderly patients with osteoporotic vertebral fractures treated conservatively. Of 173 patients, 27.7% remained disabled at 12 months. Higher CONUT scores, lower lumbar indentation value, and hospitalization were associated with disability, suggesting that nutritional and functional assessments may improve long-term outcomes. PURPOSE: Although conservative treatment is the standard for osteoporotic vertebral fractures (OVFs), some patients develop persistent disability. This study aimed to investigate the clinical course and risk factors for disability in OVFs.

methodsThis nested case-control study analyzed data from a multicenter prospective cohort of patients with OVFs treated conservatively. Patients aged > 60 years with MRI-confirmed OVFs were included. At 12 months, patients with an Oswestry Disability Index (ODI) > 40% were classified as the disability group and those with an ODI ≤ 40% as the non-disability group. To control for age-related factors, groups were matched 1:1 by age. Clinical, radiological, and nutritional factors, including the Controlling Nutritional Status (CONUT) score, were compared. Multivariate conditional logistic regression analysis identified independent predictors for disability.

resultsOf 190 patients initially enrolled, 17 were excluded, leaving 173 for analysis. Among these, 27.7% had disabilities at 12 months. After age matching, 44 patients per group (total 88) were analyzed. The disability group showed worsening ODI from 3 to 12 months, whereas the non-disability group improved. Compared with the non-disability group, the disability group had lower lumbar indentation value (LIV), higher CONUT scores, and more frequent hospitalizations. Multivariate analysis identified the CONUT score as an independent risk factor for disability (OR = 1.4, 95% CI 1.1-1.9, p = 0.04).

conclusionBaseline hospitalization, lower LIV, and higher CONUT scores were associated with disability. Malnutrition was an independent risk factor for disability after OVF. Comprehensive interventions, including rehabilitation and nutritional support, together with bracing and osteoporosis treatment, are essential to prevent long-term impairment of activities of daily living.

Indexed as

Conservative TreatmentNutritional StatusOsteoporotic FracturesSpinal FracturesAgedAged, 80 and overCase-Control StudiesDisability EvaluationFemaleHospitalizationHumansMagnetic Resonance ImagingMaleMiddle AgedProspective StudiesRisk FactorsControlling Nutritional Status scoreDisabilityOsteoporotic vertebral fractureOswestry Disability Index

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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 Socratic graph.