NCHS Data Brief. 2023 Aug(478):1-8.
In 2021, 140 million emergency department (ED) visits occurred in the United States (1). During that year, about 4% of children had two or more ED visits in the past 12 months, and 18% of adults had visited the ED in the past 12 months (2,3). This report presents characteristics of ED visits by age group, sex, race and ethnicity, insurance, and mentions of COVID-19, using data from the 2021 National Hospital Ambulatory Medical Care Survey (NHAMCS) (4).
2021 年，美国有 1.4 亿人次到急诊科（ED）就诊（1）。当年，约有 4%的儿童在过去 12 个月中有两次或更多次 ED 就诊，18%的成年人在过去 12 个月中有过 ED 就诊经历（2,3）。本报告使用 2021 年全国医院门诊医疗调查（NHAMCS）的数据，按年龄组、性别、种族和民族、保险情况介绍了急诊科就诊的特征，并提到了 COVID-19 相关情况（4）。
