Table 3.

Predictors of cervical spinal cord volume characterized by the mean upper cervical cord cross-sectional area.

Variable	F	Significance	Partial eta squared
Disease duration	47.711	<0.001	0.038
Age	1.121	0.290	0.001
Sex	1.889	0.170	0.002
Total intracranial volume	127.680	<0.001	0.094
Number of lesions	3.166	0.075	0.003
Diffuse SC abnormalities	45.904	<0.001	0.036
Corrected model	58.164	<0.001	0.222

Statistical analysis was performed using multivariable ANCOVA. SC, spinal cord.