Thread by @saraart4, etudes sur les masqueshttps://pubmed.ncbi.nlm.nih.gov/19216002/ ucune des études examinées n'a montré un bénéfice [...]

etudes sur les masques https://pubmed.ncbi.nlm.nih.gov/19216002/

Use of surgical face masks to reduce the incidence of the common cold among health care workers in...

Face mask use in health care workers has not been demonstrated to provide benefit in terms of cold symptoms or getting colds. A larger study is needed to definitively establish noninferiority of no...

https://pubmed.ncbi.nlm.nih.gov/19216002/

ucune des études examinées n'a montré un bénéfice du port d'un masque, que ce soit chez les travailleurs de la santé ou les membres de la communauté dans les ménages
https://www.cambridge.org/core/journals/epidemiology-and-infection/article/face-masks-to-prevent-transmission-of-influenza-virus-a-systematic-review/64D368496EBDE0AFCC6639CCC9D8BC05

Aucune des études n'a établi de relation concluante entre l'utilisation de masques⁄masques de protection et la protection contre l'infection par le virus inﬂuenza".
https://onlinelibrary.wiley.com/doi/epdf/10.1111/j.1750-2659.2011.00307.x

"L'évaluation autodéclarée des résultats cliniques était sujette à des biais. La preuve d'un effet protecteur des masques contre une infection respiratoire vérifiée (IRM) n'était pas statistiquement significative" https://academic.oup.com/cid/article/65/11/1934/4068747

Effectiveness of Masks and Respirators Against Respiratory Infections in Healthcare Workers: A...

In this systematic review and meta-analysis, we found evidence for a protective effect of facemasks and respirators against clinical respiratory infection among

https://academic.oup.com/cid/article/65/11/1934/4068747

Radonovich, L.J. et al. (2019) "N95 Respirators vs Medical Masks for Preventing Influenza Among Health Care Personnel: A Randomized Clinical Trial" https://jamanetwork.com/journals/jama/fullarticle/2749214

N95 Respirators vs Medical Masks for Preventing Laboratory-Confirmed Influenza in Health Care...

This cluster randomized clinical trial compares the effect of N95 respirators vs medical masks worn by health care personnel for prevention of workplace-acquired influenza and other viral respiratory...

https://jamanetwork.com/journals/jama/fullarticle/2749214

https://onlinelibrary.wiley.com/doi/epdf/10.1111/jebm.12381

ce thread est à dérouler pour voir les differentes etudes https://twitter.com/saraart4/status/1287710831120089088