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Table 3 Correlations between head position and RCSA of muscles (r, p)

From: The compensatory mechanisms for global sagittal balance in degenerative spinal kyphosis patients: a radiological analysis of muscle-skeletal associations

 

Multifidus

Erector spinae

Psoas

CAM-SVA

0.413,0.021*(L3/4)

−0.02,0.914(L4/5)

0.038,0.835(L3/4)

0.194,0.288(L4/5)

0.04,0.827(L3/4)

0.181,0.323(L4/5)

CAM-BA

0.412,0.019*(L3/4)

0.124,0.5(L4/5)

−0.028,0.879(L3/4) 0.268,0.139(L4/5)

0.035,0.850(L3/4) 0.138,0.452(L4/5)

OD-BA

0.366,0.039*(L3/4) 0.126,0.493(L4/5)

0.005,0.978(L3/4) 0.313,0.081(L4/5)

0.033,0.857(L3/4) 0.15,0.413(L4/5)

  1. CAM-SVA Center of acoustic meati-Sagittal vertical axis, CAM-BA Center of acoustic meati-Bicoxofemoral axis, OD-BA Odontoid-Bicoxofemoral axis. *: p < 0.05