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N99 versus N100 Hepa Filters for Ventilator Circuits: Clinical Effectiveness, Safety and Evidence-based Guidelines

Last updated: December 20, 2018
Project Number: RA0997-000
Product Line: Rapid Response
Research Type: Devices and Systems
Report Type: Reference List
Result type: Report

Question

  1. What are the comparative safety and/or harm of N99 versus N100 hepa filters used within ventilator circuits in order to prevent/reduce transmission of illness in ventilated patients?
  2. What is the comparative cost-effectiveness of N99 versus N100 hepa filters used within ventilator circuits in order to prevent/reduce transmission of illness in ventilated patients?
  3. What are the evidence-based guidelines informing the use of N99 and/or N100 hepa filters in ventilated patients?

Key Message

No relevant literature was identified regarding the comparative safety or cost-effectiveness of N99 versus N100 ventilator circuits for reducing the transmission of illness for inpatients. In addition, no evidence-based guidelines were identified.