Paraspinal muscle characteristics on MRI in degenerative lumbar spine with normal bone density, osteopenia and osteoporosis: a case-control study

Table 3 The relationship between bone mineral density and paraspinal muscle characteristics controlling for BMI tested by linear regression

L4 + 5	T-score of lumbar	T-score of femoral neck	T-score of hip	Minimum T-score
MF rTCSA	0.141	0.176	0.157	0.123
ES rTCSA	0.066	0.124	0.132	0.057
MF FI	−0.223*	−0.224*	−0.192*	−0.25**
ES FI	−0.208*	− 0.137	− 0.134	− 0.218*
PS rFCSA	0.146	0.227*	0.167	0.158

Abbreviations: ES Erector spinae, FI Fat infiltration, MF Multifidus, PS Psoas major, rFCSA Relative functional cross-sectional area, rTCSA Relative total cross-sectional area
*p < 0.05, **p < 0.01

ISSN: 1471-2474