Changes

Jump to: navigation, search

Timeline of face masks

339 bytes removed, 12:50, 19 September 2020
no edit summary
| 2012 || || || A comparative study by Zhang et al. on a sample size of 56 individuals in Beijing finds that cloth mask use did not significantly decrease the risk of H1N1 infection in health care setting.<ref name="royalsociety.orgww">{{cite web |title=Face masks and coverings for the general public: Behavioural knowledge, effectiveness of cloth coverings and public messaging |url=https://royalsociety.org/-/media/policy/projects/set-c/set-c-facemasks.pdf?la=en-GB&hash=A22A87CB28F7D6AD9BD93BBCBFC2BB24 |website=royalsociety.org |accessdate=12 September 2020}}</ref> || {{w|China}}
|-
| 2012 || || || " In 2012, my colleagues Allison Aiello and Arnold Monto (Study at the University of North Carolina and the University of Michigan, respectively) conducted a mask study with college students during a regular influenza season. They found finds that, to be effective, masks must be worn consistently and early — as soon as flu season begins. The study also showed shows that masks work best in combination with other measures, particularly frequent hand-washing."<ref name="nbcnews.comsssa">{{cite web |title=Coronavirus mask guidance remains unclear. Here's how history can help |url=https://www.nbcnews.com/think/opinion/coronavirus-mask-guidance-remains-unclear-here-s-how-history-can-ncna1174451 |website=nbcnews.com |accessdate=13 September 2020}}</ref> || {{w|United States}} ||
|-
| 2015 || || || "In a 2015 study, Study by a team of Indian scientists studied on the dispersion of particles expelled during coughing/​sneezing using aerodynamic simulation techniques. The study was led by Guruswamy Kumaraswamy, Indian Institute of Technology (IIT) Bombay; Prem Andrade, Ansys Software; and Pankaj Doshi, Pfizer Inc. The researchers observed finds that larger droplets emitted from coughing/​sneezing can be blocked by a mask. A mask reduced reduces the distance travelled by smaller droplets from nearly 2 metres meters to less than 30 cm. At the same time, maintaining a physical distance of at least 2 metres meters is greatly beneficial as even the particles that escaped the mask in the study could carry the virus no farther than 1.5 metres."<ref name="indiabioscience.orges"/> ||
|-
| 2018 || || || Medical anthropologist Christos Lynteris publishes article prompting readers to think about surgical masks as masks, bodily prostheses that transform the identity of the wearer. The gauze mask has both practical and performative significance. Practically, it creates a barrier against the inhalation of invisible airborne pathogens. At the same time, it performs symbolically the idea of a regime against airborne pathogens.<ref name="We share what we exhale"/> ||
62,430
edits

Navigation menu