The percentage of women experiencing severe headaches and migraines decreases as household income increases. In 2007, 24.1 percent of women with household incomes below 100 percent of poverty reported experiencing a severe headache or migraine in the past 3 months, compared to 17.9 percent of women with household incomes of 200–399 percent of poverty and 14.8 percent of women with incomes of 400 percent or more of poverty.