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Clinical Trial Summary

This work aims to measure the effectiveness of face mask worn by a patient with flu to avoid transmission to other persons in the household.


Clinical Trial Description

Background. Non pharmaceutical interventions, and in particular the wearing of face masks, could play a role in controlling the transmission of influenza in the early stages of the epidemic. In the French pandemic plan, surgical masks are recommended in contagious patients in wards. The effectiveness of such masks in preventing transmission of influenza A virus is unknown. Our project aims to assess the preventive efficacy and tolerance of surgical mask.

The primary objective is to measure the decrease of the number of secondary cases of flu in households where the index case will wear a surgical mask during its period of infectiousness (5 days), compared to households where the index case will not be subject to this intervention. Secondary objectives are: (1) to study the feasibility and tolerance of wearing a mask continuously during the period of viral shedding; (2) virological description of infection spreading among household contacts based on virological collections. ;


Study Design

Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Open Label, Primary Purpose: Prevention


Related Conditions & MeSH terms


NCT number NCT00774774
Study type Interventional
Source Assistance Publique - Hôpitaux de Paris
Contact
Status Completed
Phase Phase 4
Start date January 2009
Completion date September 2009

See also
  Status Clinical Trial Phase
Completed NCT01034254 - Field Trial of Maternal Influenza Immunization in Asia Phase 3
Terminated NCT00863343 - Clinical Validation of the Point-of-Care MSD Influenza Test N/A