Figure 2.

Survival functions of the groups according to ocular attack. Green line represents group A and blue line represents group B. A censored observation represents the end of their followup time for each patient. Steps at 2nd, 8th, 12th, 17th (binocular involvement), and 21st (binocular involvement) months in group A and 15th month (binocular involvement) in group B show individual ocular attacks. Also 60th and 40th months are the end of the last survived patients' followup period for group A and group B, respectively.