Neuromyelitis optica affects approximately 1 to 2 per 100,000 people worldwide. Women are affected by this condition more frequently than men.
How many people are affected by neuromyelitis optica ?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: How many people are affected by neuromyelitis optica ? [/INST] \n Neuromyelitis optica affects approximately 1 to 2 per 100,000 people worldwide. Women are affected by this condition more frequently than men.</s>