Association between trochanteric fractures and gluteal muscle size, density in older women: a cross-sectional study at a university hospital

Autor: Ling Wang, Wei Zhang, Yandong Liu, Aihong Yu, Xiaoguang Cheng, Wei Liang, Pengju Huang, Yufeng Ge, Jian Geng, Xinbao Wu
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: BMJ Open, Vol 14, Iss 8 (2024)
Druh dokumentu: article
ISSN: 2044-6055
DOI: 10.1136/bmjopen-2024-086855
Popis: Purpose This study aimed to investigate differences in hip muscle area and density between older women with femoral neck fractures (FNF) and trochanteric fractures (TRF).Design Cross-sectional study.Setting and participants The study was conducted at a university hospital. A total of 554 older women patients were enrolled, comprising 314 with FNF (mean age 77.02±7.15 years) and 240 with TRF (mean age 79.70±6.91 years), for comparative analysis.Methods CT scans were used to measure the area and density of the gluteus medius and minimus muscles (G.Med/MinM) and the gluteus maximus muscle (G.MaxM). Areal bone mineral density (aBMD) of the total hip (TH) and femoral neck (FNaBMD) were quantified using quantitative CT. The cohort was stratified by age (cut-off 80 years) to explore age-specific associations.Results Among all subjects, the FNF group exhibited significantly higher muscle parameters compared with the TRF group (p
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