Journal of Orthopaedic Surgery and Research

Table 6 Association of patient characteristics and muscle parameters with leg pain severity as measured with VAS

From: Correlation of psoas major muscle morphology with function and clinical symptoms in patients with symptomatic multilevel lumbar spinal stenosis

Subject characters	Univariable analysis
Subject characters	Coefficient, 95% CI	p value
Gender	− 0.938 (− 2.009, 0.133)	0.085
Age	− 0.029 (− 0.081, 0.035)	0.424
BMI	0.023 (− 0.106, 0.153)	0.725
Back pain duration	0.003 (− 0.003, 0.010)	0.312
Leg pain duration	0.003 (− 0.006, 0.012)	0.510
Number of levels involved	− 0.316 (− 1.458, 0.826)	0.585
PMI	− 0.10 (− 0.463, 0.257)	0.572
HU	− 0.005 (− 0.103, 0.092)	0.914
MPM	− 0.005 (− 0.103, 0.092)	0.914

VAS visual analogue scale; CI confidence interval; BMI body mass index; PMI psoas major muscle mass index; HU Hounsfield units; MPM morphological change in the psoas major

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ISSN: 1749-799X

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