The strategy focuses on levels of Salmonella and highly virulent strains rather than just its presence or absence.
A US study of almost 17,000 patients finds modest two-dose Pfizer COVID vaccine effectiveness (VE) against hospitalization and emergency department (ED) admission for Omicron BA.1 (the original Omicron variant) and the BA.2 subvariant, but three-dose VE was 79% and 71% for hospitalization, respectively, and 72% and 21% for ED visits.
In its latest weekly update on the pandemic, the World Health Organization (WHO) said today that global COVID-19 cases declined 6% last week compared to the previous week, though the pace of activity increased in the European region, which experienced an 8% rise compared to the week before.
The US Centers for Disease Control and Prevention (CDC) and the Food and Drug Administration (FDA) are investigating a multistate Listeria outbreak linked to brie and camembert cheeses.
An opt-out protocol for antibiotic de-escalation in patients with suspected sepsis resulted in more antibiotic discontinuations and less exposure to broad-spectrum antibiotics, with no evidence of harm, according to the results of a randomized controlled trial published today in Clinical Infectious Diseases.
The Centers for Disease Control and Prevention (CDC) yesterday reported an Escherichia coli O157:H7 outbreak tied to Hello Fresh meal kits that contained contaminated ground beef.
Soon after vaccine advisors to the Centers for Disease Control and Prevention (CDC) yesterday voted to recommend updated COVID boosters that target the original virus plus the Omicron BA.4 and BA.5 subvariants, CDC Director Rochelle Walensky, MD, MPH, endorsed the Advisory Committee on Immunization Practices (ACIP) recommendation, paving the way for immunization to begin.
The prevalence of Clostridioides difficile infection (CDI) in the United States declined during the COVID-19 pandemic, but inpatient mortality and treatment costs were higher, according to a paper published yesterday in Open Forum Infectious Diseases.
Nonhospitalized, high-risk, vaccinated COVID-19 patients who received nirmatrelvir-ritonavir (NMV-r, or Paxlovid) saw a 45% drop in their relative risk of emergency department (ED) visits, hospitalization, and death by 30 days, suggests a study published late last week in Clinical Infectious Diseases.
Nursing homes in US states with COVID-19 vaccine mandates for healthcare workers saw a 7 percentage-point increase in staff vaccine uptake over homes in non-mandate states during a 5-month period in 2021, with no worsening of worker shortages, finds a study published late last week in JAMA Health Forum.
