Socioeconomic Factors Associated with ≥2-year Delayed Diagnosis of Neuromyelitis Optica Spectrum Disorder (NMOSD) in the United States.

Objective: The objective of this study is to explore the impact of socioeconomic factors on risk of ≥2-year delayed diagnosis of NMOSD.

Background: Consequences of delayed diagnosis in NMOSD could be as severe as complete blindness or quadriplegia. Female sex and African ancestry are risk factors for delayed diagnosis across many disease states in the US.