Table 2:

Spinal cord measurements

Spinal Cord Measure	HCs (Mean ± SD)	Patients with NMOSD (Mean ± SD)	T Statistic; P Value
MUCCA (mm²)	73.3 ± 5.51	68.5 ± 7.06	2.70; .009^{^a}
CCV (mL)	7.52 ± 0.92	6.61 ± 0.96	3.33; .002^{^a}
TCV (mL)	20.1 ± 2.37	17.6 ± 2.21	3.69; <.001^{^a}