Table 3.

Multivariate Logistic Regression Analysis of is and Control Group

Variable	B	SE	OR	P
BMI	0.296	0.179	1.344	0.98
MCSA/VCSA	−9.982	3.473	0.000	0.004
PCSA/VCSA	−3.498	2.165	0.030	0.106
TCSA/VCSA	0.646	1.100	1.908	0.557
ES fat infiltration	−3.312	1.044	0.036	0.002

Note: P < 0.05 was considered significant.

Abbreviations: BMI, body mass index; CSA, cross-sectional area; MCSA, multifidus CSA; PCSA, psoas CSA; TCSA, total paraspinal muscle CSA; VCSA, vertebral CSA; ES, erector spinae; SE, standard error; OR, odds ratio.