Duchenne and Becker muscular dystrophies together affect 1 in 3,500 to 5,000 newborn males worldwide. Between 400 and 600 boys in the United States are born with these conditions each year.
How many people are affected by Duchenne and Becker muscular dystrophy ?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: How many people are affected by Duchenne and Becker muscular dystrophy ? [/INST] \n Duchenne and Becker muscular dystrophies together affect 1 in 3,500 to 5,000 newborn males worldwide. Between 400 and 600 boys in the United States are born with these conditions each year.</s>