Table 3.

Summary of baseline pathological covariates in subjects with NMOSD

Baseline variables	Groups	Counts
Aquaporin-4-antibody	Seronegative	13
	Seropositive	161
Expanded Disability Status Scale	< 5	129
	≥ 5	45
Number of prior NMOSD attacks	< 2	25
	≥2	149
Disease duration before diagnosis	< 5 years	144
	≥ 5 years	30

NMOSD neuromyelitis optica spectrum disorders