Table 1 Demographic features of NMOSD-ON and IDON
Baseline characteristics | NMOSD-ON ( n = 33) | IDON ( n = 71) | P |
|---|---|---|---|
Age at onset (years) | 32.09 ± 15.08 | 31.79 ± 17.19 | 0.699 |
Sex ratio F/M (%F) | 27/6 (81.8%) | 36/35 (50.7%) | 0.001* |
Affected eye | 0.682 | ||
Monocular | 20 (60.6%) | 41 (56.3%) | |
Binocular | 13 (39.4%) | 30 (43.7%) | |
Previous attack times | 0.090 | ||
0 | 16 (48.5%) | 52 (73.2%) | 0.014* |
1 | 5 (15.2%) | 12 (16.9%) | 0.822 |
≥ 2 | 12 (36.3%) | 7 (9.9%) | 0.001* |