Table 3: Comparison of Hcy levels in NMO patients with different disease activity, gender, NMO-IgG seropositivity and occurrence of relapse

NMO Hcy (µmol/L) P
Active 9.7 ± 4.1 0.818
Inactive 9.8 ± 3.3
Female 9.5 ± 3.1 0.385
Male 11.0 ± 5.6
NMO-IgG positive 9.7 ± 3.6 0.95
NMO-IgG negative 9.8 ± 3.9
Relapse 9.3 ± 3.3 0.067
No relapse 11.3 ± 4.6


Abbreviations: Hcy: Homocysteine; NMO: Neuromyelitis Optica