Evidence map›Paper›PMID 40081137›Full record

ArticleThe journal of nutrition, health & aging2025

Association between sarcopenia index and the risk of second hip fracture in older adults.

Longqing Yu, Fupeng Liu, Qiuping Zhang, Wenhua Yan, Mei Zhang

Abstract read
In one paragraph

Article in The journal of nutrition, health & aging, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

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

  1. Secondary fracture risk after hip fracture in older patients: an updated sex-specific systematic review and meta analysis with GRADE and PAF assessment.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2026
    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

5 authors.

Longqing YuDepartment of Clinical Medicine, Jining Medical University, Jining, Shandong, China.
Fupeng LiuDepartment of Endocrinology and Metabolism, Affiliated Hospital of Jining Medical University, Jining, Shandong, China.
Qiuping ZhangDepartment of Endocrinology and Metabolism, Affiliated Hospital of Jining Medical University, Jining, Shandong, China.
Wenhua YanDepartment of Endocrinology and Metabolism, Affiliated Hospital of Jining Medical University, Jining, Shandong, China. Electronic address: ywh123456@163.com.
Mei ZhangDepartment of Endocrinology and Metabolism, Affiliated Hospital of Jining Medical University, Jining, Shandong, China. Electronic address: jyfynfmzm@163.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe sarcopenia index (SI), calculated as the ratio of serum creatinine to cystatin C level, represents skeletal muscle mass and strength. This study aimed to investigate the association between SI and the risk of second hip fractures, considering various demographic and clinical factors to improve second hip fracture risk prediction.

methodsThis prospective cohort study included older adults with low-energy hip fractures who were monitored for at least two years to track the incidence of subsequent hip fractures. Baseline demographic, clinical, and biochemical data were collected. The SI was calculated as serum creatinine [mg/dL]/cystatin C [mg/L]) × 100. Logistic regression models were used to evaluate the relationship between the SI and the risk of a second hip fracture. Subgroup analyses were conducted to assess the effects of potential modifiers, including gender, body mass index, hypertension, diabetes, and estimated glomerular filtration rate. Receiver operating characteristic (ROC) curve analysis was conducted to evaluate the predictive performance of SI.

resultsA total of 637 patients were included, 59 of whom experienced a second hip fracture during the follow-up period. The patients with second hip fracture exhibited significantly lower SI levels than those without (48.93 ± 8.54 versus 62.95 ± 14.39, P < 0.001). Logistic regression analysis revealed a significant association between a lower muscle-reduction index and an increased risk of a second hip fracture in the fully adjusted model (odds ratio: 0.91; 95% confidence interval: 0.87-0.94; P < 0.001). The area under the ROC curve for predicting a second hip fracture based on the SI was 0.822, indicating good predictive accuracy. Furthermore, subgroup analyses revealed that SI was inversely associated with second hip fracture.

conclusionsThe SI serves as a significant predictor of second hip fractures in older adults, even after considering age, gender, and clinical factors.

Indexed as

Hip FracturesSarcopeniaAgedAged, 80 and overCreatinineCystatin CFemaleHumansIncidenceLogistic ModelsMaleMuscle, SkeletalProspective StudiesRisk AssessmentRisk FactorsROC CurveCreatinineCystatin CLogistic regressionOlder adultsRisk factorsROC curveSarcopenia indexSecond hip fracture

Identifiers

PMID40081137
PMCPMC12172970

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LicenceCC BY-NC-ND
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Registered trials

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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.