Morbidity and Mortality Weekly Report (MMWR)

The figure is a photo of a bandage on a person’s arm with text about the latest COVID-19 reports from MMWR.

Surveillance Summaries


December 3, 2021
Early Identification of Autism Spectrum Disorder Among Children Aged 4 Years — Autism and Developmental Disabilities Monitoring Network, 11 Sites, United States, 2018
In 2018, the overall autism spectrum disorder prevalence in the U.S. was 17 per 1,000 children aged 4 years, and prevalence was higher among boys than girls.

Prevalence and Characteristics of Autism Spectrum Disorder Among Children Aged 8 Years — Autism and Developmental Disabilities Monitoring Network, 11 Sites, United States, 2018
In 2018, the overall autism spectrum disorder prevalence in the U.S. was 23 per 1,000 children aged 8 years, and overall prevalence was similar across racial and ethnic groups.

The figure is a photo of young children at school.
The figure is a graphic informing health care providers of new influenza recommendations.

Recommendations and Reports


August 27, 2021
Prevention and Control of Seasonal Influenza with Vaccines: Recommendations of the Advisory Committee on Immunization Practices, United States, 2021–22 Influenza Season
This report provides Advisory Committee on Immunization Practices recommendations for the use of influenza vaccines during the 2021–22 influenza season.

Page last reviewed: December 2, 2021