More than 30,000 people in the state of South Carolina in the US were treated in hospitals for fire ant bites in 1998. Of these, 15 % developed serious allergic reactions and 2 % went into anaphylactic shock.
以美國為例，一九九八年南卡羅萊納州約有三萬多人被蟻叮咬而就醫，其中 15 % 產生嚴重過敏，2 % 發生過敏性休克。