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Table. 1.

Characteristics of patients who provided samples for MOG-Ab CBA testing, according to the clinical diagnosis

Variable TM ON MS Seropositive NMOSD Seronegative NMOSD ODDs ONDs*
Samples (N=166) 29 15 26 76 11 8 1
Age at sampling, yrs 45.9±14.2 41.9±17.8 35.2±11.9 45.2±15.4 43.3±16.3 41.2±13.6 68.0
Female, N (%) 11 (37.9) 9 (60) 16 (61.5) 66 (86.8) 6 (54.5) 5 (62.5) 0 (0)
Status at sampling (relapse:remission) 19:9 11:4 4:22 26:50 3:8 6:2 1:0
Positive with in-house MOG-Ab CBA, N (%) 1 (3.5) 4 (26.7) 1 (3.9) 1 (1.3) 1 (9.1) 2 (25.0) 0
Positive with Oxford MOG-Ab CBA, N (%) 0 4 (26.7) 1 (3.9) 1 (1.3) 1 (9.1) 1 (12.5) 0
Positive with commercial MOG-CBA kit, N (%) 1 (3.5) 3 (20.0) 1 (3.9) 3 (3.9) 2 (18.2) 2 (25.0) 0

*One male patient with optic neuropathy was enrolled.

The status at sampling was unknown for one patient from the TM group.

Abbreviations: MOG-Ab, myelin oligodendrocyte glycoprotein autoantibody; CBA, cell-based assay; TM, transverse myelitis; ON, optic neuritis; MS, multiple sclerosis; NMOSD, neuromyelitis optica spectrum disorder; ODDs, other demyelinating diseases; ONDs, other neurological disorders.

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