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National Healthcare Safety Network (NHSN)

Late Onset Sepsis and Meningitis (LOS/MEN) Events

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Related Pages

Protocols

Late-Onset Sepsis/Meningitis (LOS/MEN) Event – January 2025 [PDF – 20 pages]

  • 2025 Neonatal Component Summary of Updates [PDF – 1 Page]

Supporting Chapters

NHSN Overview – January 2025 [PDF – 6 pages]

CDC Location Labels and Location Descriptions – January 2025 [PDF – 55 pages]

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Data Collection Forms & Instructions

All Data Collection Forms are Print Only

Late-Onset Sepsis Meningitis Event

Late-Onset Sepsis Meningitis Event Form (CDA format) (57.602) [PDF – 271 KB]

Denominators

  • Late-Onset Sepsis Denominator Form (CDA format) (57.601) [PDF – 300 KB]
Neonatal Component Training
Educational Roadmap
LOS/MEN FAQs
Supporting Materials
  • NHSN Patient Safety Component Alerts [PDF – 1 MB]
  • Unusual Susceptibility Profiles Alert – January 2022 [PDF – 500 KB]
  • NHSN Organism List (All Organisms, Common Commensals, MBI Organisms, and UTI Bacteria) – June 2022 [XLS – 560 KB]
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Resources to Help Prevent HAIs
  • HHS Action Plan to Prevent Healthcare-associated Infections
  • Guideline for Hand Hygiene in Healthcare Settings [PDF – 500 KB]
  • CDC Infection Control Guidance Library

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Newsletters / Members Meeting Updates

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Health Department HAI/AR Programs

Last Reviewed: February 25, 2025
Source: Centers for Disease Control and Prevention, National Center for Emerging and Zoonotic Infectious Diseases (NCEZID), Division of Healthcare Quality Promotion (DHQP)
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