Morbidity and Mortality Weekly Report (MMWR)

This report describes state-level costs of opioid use disorder and fatal opioid overdose in the United States for 2017.

Erratum: Vol. 70, No. 13

MMWR erratum volume 70, number 13

This report provides an update on excess deaths in the United States associated with the COVID-19 pandemic.

Within each U.S. Census region, the proportion of hospitalized patients with COVID-19 was highest for Hispanic or Latino patients. Racial and ethnic disparities were largest during May-July 2020 and became less pronounced as the pandemic spread throughout the country; however, disparities remained in December 2020 in all regions.

Investigators analyzed data on in-school COVID-19 testing among 594 students who were exposed to 33 index patients at 13 elementary schools. Compared with non-Hispanic White students, participation in the program was higher among students identifying as Hispanic/Latino White or members of another racial minority group.

Based on laboratory scenarios, COVID-19 exposures were reduced by 23% to 57% in single-aisle and twin-aisle aircraft when the middle seat was kept vacant, compared with full aircraft occupancy.

Within each U.S. Census region, the proportion of hospitalized patients with COVID-19 was highest for Hispanic or Latino patients. Racial and ethnic disparities were largest during May-July 2020 and became less pronounced as the pandemic spread throughout the country; however, disparities remained in December 2020 in all regions.

Data from 13 states indicate that compared with White persons, Hispanic and American Indian or Alaska Native persons experienced 1.7 times the rate, and Black persons experienced 1.4 times the rate of emergency department care visits for COVID-19 during October-December 2020.

This report describes COVID-19 incidence and mortality rates among American Indian/Alaska Native and White persons in Montana.

This report describes use of stay-at-home orders and mask mandates by the Blackfeet Tribal Reservation as a mitigation effort to reduce COVID-19.

This report describes the age-adjusted percentage of adults who received an influenza vaccination in the U.S. in 2019.

This report describes COVID-19 testing protocols at colleges and universities in relation to class instruction type.

This report describes COVID-19 contact tracing and case investigation efforts on the Spirit Lake reservation in South Dakota.

Forty-six cases of COVID-19 were linked to an indoor bar opening event that occurred during February 2021 in a rural Illinois county. Event patrons were linked to secondary cases among household, long-term care facility, and school contacts.

Among 378,048 death certificates from 2020 listing COVID-19 as a cause of death, 5.5% listed COVID-19 without codes for any other conditions. Among 357,133 death certificates with at least one other diagnosis, 97% had a co-occurring diagnosis of a plausible chain-of-event condition, a significant contributing condition, or both.

The age-adjusted death rate increased by 15.9% in 2020. Overall death rates were highest among Black and American Indian or Alaska Native people. COVID-19 was the third leading cause of death, and the COVID-19 death rate was highest among Hispanics.

This report describes an outbreak of COVID-19 in a correctional facility after incarcerated persons were exposed by a visiting dental health care provider.

This report describes the willingness among incarcerated persons to receive a COVID-19 vaccination.

This report describes an outbreak of COVID-19 in a correctional facility after exposure from newly transferred incarcerated persons.

This report describes adults in the United States with fair or poor health based on home ownership status.

MMWR erratum volume 70, number 3.

MMWR erratum volume 70, number 12.

mRNA COVID-19 vaccine effectiveness against SARS-CoV-2 infection was 90% for full immunization (≥14 days after second dose) and 80% for partial immunization (≥14 days after first dose but before second dose) in real-world conditions.

From August 2020-February 2021, adults with recent symptoms of an anxiety or depressive disorder increased from 36% to 42%. Increases were largest among adults 18-29 years and those with less than a high school education.

This report describes a population-based analysis of COVID-19 incidence among counties with relatively large percentages of persons belonging to five racial and ethnic minority groups.

This report describes current progress toward achieving global targets for reducing tuberculosis incidence.

This report describes a program that increased the number of persons with HIV infections who initiated antiretroviral therapy before and during the COVID-19 pandemic.

This report describes declines in HPV vaccine-type infection prevalence among females when compared with prevalence before vaccination.

This report describes changes in tuberculosis incidence in the United States.

In 22 participating K-12 schools implementing multiple COVID-19 mitigation strategies, school-based SARS-CoV-2 secondary transmission was detected in two of 102 tested close contacts of 37 persons with COVID-19.

COVID-19 school-related cases among Florida students correlated with community incidence in the counties observed, and was highest in smaller counties, districts without mask requirements, and those that reopened earliest.

In a high community transmission setting in Salt Lake County, Utah, low school-associated transmission was observed. Mask adherence was high, but physical distancing of >=6 feet was not possible so classroom seats were a median of 3 ft apart.

This report describes how national COVID-19 vaccination coverage was lower in counties with some of the most socially vulnerable communities and higher in counties with some of the least socially vulnerable communities.

CDC summarizes malaria cases reported in the U.S. for 2017.

This report describes the effect of the COVID-19 pandemic on child and parent well-being associated to virtual learning.

This report describes the comprehensive COVID-19 mitigation strategy of a New Jersey school.

This report describes transmission of COVID-19 among team members of a high school football team in Florida.

This report describes age-adjusted death rates for motor vehicle traffic injury in the United States during 2019.

This report describes an analysis of two Connecticut skilled nursing facilities that found partial vaccination, >14 days after the first dose through 7 days after the second dose, with the Pfizer-BioNTech COVID-19 vaccine 63% effective against SARS-CoV-2 infection.

This report describes persons who received both doses of a two-dose COVID-19 vaccination series and the interval between the first and second dose among those who were vaccinated.

This report describes racial and ethnic disparities in COVID-19 incidence among persons aged

This report describes rates of firearm-related deaths among persons aged ≥15 years.

This report describes rates of opioid overdose deaths before, during, and after an 11-week stay-at-home order in Illinois during the COVID-19 pandemic.

This report describes screening for HIV in patients at tuberculosis clinics in Africa.

This report describes the frequency of emergency department visits, hospitalizations, and outcomes associated with accidental ingestion of poisonous mushrooms.

This report describes the association between body mass index (BMI) and COVID-19 severity.

This report describes changes in COVID-19 case and death growth rates associated with mask mandates and on-premises restaurant dining.

This report describes findings of a SARS-CoV-2 variant, B.1.17, identified first in the United Kingdom, now in Texas.

This report describes the first two U.S. cases of the SARS-CoV-2 variant P.1, which were identified in Minnesota.