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Table 5 Multiple logistic regression for the association between muscle mass indices and arterial stiffness (0: baPWV≤1800, 1: baPWV> 1800) adjusted for potential confounders

From: Low skeletal muscle mass is associated with arterial stiffness in community-dwelling Chinese aged 45 years and older

 Model 1Model 2
OR (95% CI)pOR (95% CI)p
Men
 ASMI (kg/m2)0.942 (0.889, 0.997)0.03910.731 (0.683, 0.783)< 0.0001
 ASM (kg)0.976 (0.960, 0.992)0.00330.899 (0.878, 0.921)< 0.0001
 SMM (kg)0.989 (0.980, 0.998)0.02200.941 (0.927, 0.955)< 0.0001
 LAMM (kg)0.818 (0.727, 0.919)0.00070.480 (0.406, 0.568)< 0.0001
 RAMM (kg)0.819 (0.731, 0.919)0.00060.510 (0.433, 0.599)< 0.0001
 LLMM (kg)0.941 (0.900, 0.983)0.00670.755 (0.709, 0.805)< 0.0001
 RLMM (kg)0.941 (0.900, 0.984)0.00780.757 (0.709, 0.808)< 0.0001
 TMM (kg)0.985 (0.965, 1.006)0.15930.876 (0.844, 0.908)< 0.0001
Women
 ASMI (kg/m2)0.949 (0.899, 1.001)0.05510.634 (0.594, 0.677)< 0.0001
 ASM (kg)0.974 (0.957, 0.992)0.00370.844 (0.820, 0.869)< 0.0001
 SMM (kg)0.992 (0.982, 1.002)0.10650.900 (0.886, 0.914)< 0.0001
 LAMM (kg)0.794 (0.699, 0.902)0.00040.348 (0.286, 0.425)< 0.0001
 RAMM (kg)0.807 (0.714, 0.914)0.00070.397 (0.329, 0.480)< 0.0001
 LLMM (kg)0.946 (0.903, 0.990)0.01580.668 (0.621, 0.719)< 0.0001
 RLMM (kg)0.937 (0.893, 0.982)0.00680.616 (0.573, 0.661)< 0.0001
 TMM (kg)1.001 (0.979, 1.023)0.95870.795 (0.766, 0.826)< 0.0001
  1. Multiple logistic regression. Model 1: adjusted for age. Model 2: further adjusted for BFP, SBP and DBP for the association between ASMI and baPWV, further adjusted for height, BFP, SBP and DBP for the association between ASM, SMM, LAMM, RAMM, LLMM, RLMM, TMM and baPWV
  2. Abbreviations: baPWV Brachial-ankle pulse wave velocity, SMM Total muscle mass, ASMI Appendicular skeletal muscle index, ASM Appendicular skeletal muscle, LAMM Left arm muscle mass, RAMM Right arm muscle mass, LLMM Left arm muscle mass, RLMM Right leg muscle mass, TMM Trunk muscle mass