Table 1.
Characteristics of Omani patients with multiple sclerosis in comparison to a control group (N = 52)
| Participants (n) | Control group | MS group | ||
|---|---|---|---|---|
| Total | With ON | Without ON | ||
| Subjects | 25 | 27 | 14 | 13 |
| Eyes | 50 | 51a | 25a | 26 |
| Age (years) | ||||
| Mean | 34 | 30 | 28 | 34 |
| Gender (n [%]) | ||||
| Male | 9 (36) | 7 (25.9) | 4 (28.6) | 3 (23.1) |
| Female | 16 (64) | 20 (74.1) | 10 (71.4) | 10 (76.9) |
| Visual acuity | – | 0.718 | 0.728 | 0.709 |
| MS subtype (n [%]) | ||||
| RR | – | 25 (92.6) | 13 (92.9) | 12 (92.3) |
| SP | – | 1 (3.7) | 0 (0) | 1 (7.7) |
| CIS | – | 1 (3.7) | 1 (7.1) | 0 (0) |
Abbreviations: MS multiple sclerosis, ON optic neuritis, RR relapsing-remitting, SP secondary progressive, CIS clinically isolated syndrome
aIncluding three MS patients with unilateral ON