Birdwatch Note Rating
2023-03-15 05:29:09 UTC - NOT_HELPFUL
Rated by Participant: 0F87DA6BE779D020DEB6AB0EB1C76CF8DECE3B34E7A9DA3DAB9C9FCC9020CF3B
Participant Details
Original Note:
The highest quality RCT evidence currently suggest no effect of masking on transmission of respiratory viruses, whether face masks or N95s are used https://www.cochranelibrary.com/cdsr/doi/10.1002/14651858.CD006207.pub6/full Mechanistic studies cannot determine effectiveness, and N95s do not block all viral particles from the user.
All Note Details