Which demographic group(s) is/are most likely to develop myasthenia gravis? 1) African-American females 40 years of age 2) White males

Question

Which demographic group(s) is/are most likely to develop myasthenia gravis?
1) African-American females >40 years of age
2) White males <40 years of age
3) Females 15 to 35 years of age
4) Males 40 to 70 years of age

Quizplus · Accepted Answer

Females of any ethnic background between ages 15 and 35 years and males of any ethnic background between 40 and 70 years of age are the most likely groups to develop myasthenia gravis.

Which Demographic Group(s) Is/are Most Likely to Develop Myasthenia Gravis