Multivariate analysis demonstrated that baseline predictors for sporadic vision loss included worse baseline VA ( OR @ , @ % confidence interval -LSB- CI -RSB- :@ -@ for @/@ compared with @/@ ) , scar ( OR @ , @ % CI :@ -@ ) , intraretinal foveal fluid on optical coherence tomography ( OR @ , @ % CI :@ -@ ) , and medical history of anxiety ( OR @ , @ % CI :@ -@ ) and syncope ( OR @ , @ % CI :@ -@ ) .