Studies comparing populations with almost 100% mask wearing and countries with almost no masks would make for a better comparison.
Danish study finds face masks provide limited protection to wearer
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Re: Danish study finds face masks provide limited protection to wearer
#22To those promoting masks to mitigate asymptomatic spread to others, I came across this study showing asymptotic spread is almost zero (1). Is this something we have missed are there other studies that found the opposite? (1) https://www.acpjournals.org/doi/10.7326/M20-2671
Re: Danish study finds face masks provide limited protection to wearer
#23Earlier quoted context omitted.
Glasses don’t get as fogged if you have a surgical mask with a metal wire for the nose clamp. Fits better than a plastic insert and does not let air shoot out the top into your eyes when you exhale.
You must have a very straight nose. Definitely not the case for me even with metal-souled surgicals - anything but FFP3 masks (with soft material over the nose for a tight seal) results in foggy glasses. To limit the effect with surgicals, I have to drag the clamp so much upwards that the mask is literally under my eyelids.
Re: Danish study finds face masks provide limited protection to wearer
#24I thought that it was accepted that the main benefit was in protecting other people. I wear a mask and a transparent face shield together. I believe that this combination offers me some protection and a lot of protection for people near me, so it seems like an obvious thing to do. BTW, I find cloth masks not so comfortable, but the plastic face shield is no real additional discomfort at all.
For me the discomfort is really about my glasses that get fogged. It is much better with the FFP-3 masks than with the typical surgical ones.
Re: Danish study finds face masks provide limited protection to wearer
#25To those promoting masks to mitigate asymptomatic spread to others, I came across this study showing asymptotic spread is almost zero (1). Is this something we have missed are there other studies that found the opposite? (1) https://www.acpjournals.org/doi/10.7326/M20-2671
Re: Danish study finds face masks provide limited protection to wearer
#26I thought that it was accepted that the main benefit was in protecting other people. I wear a mask and a transparent face shield together. I believe that this combination offers me some protection and a lot of protection for people near me, so it seems like an obvious thing to do. BTW, I find cloth masks not so comfortable, but the plastic face shield is no real additional discomfort at all.
I can't find a source right now but I remember reading that people were more likely to wear a mask if they think it protects themselves rather than those around you, so there's some humanitarian value in pushing that narrative even if it's not technically true.
Re: Danish study finds face masks provide limited protection to wearer
#27The article doesn't say when this was carried out. Was it when there were few active cases[1]. If this was carried out during the time with few active cases it would be like testing an umbrella by walking around with it open on a day with a low chance of rain. Doesn't do a good job of testing the umbrella.
There is other research showing better protection like that at Beaumont health system[2]. This was in environments with varying levels of exposures (including nurses treating COVID patients).
I wish there were more details.
[1] https://www.worldometers.info/coronavirus/country/denmark/
[2] https://www.freep.com/story/news/health/2020/11/16/beaumont-...
Re: Danish study finds face masks provide limited protection to wearer
#28it's defense in depth, and if masks, which are literally dirt cheap and only a minor inconvenience are even somewhat effective, that adds to the overall mitigation efforts and should be mandated.
It's not hard folks.
"Turning off SMTP relay only prevents other people from getting spam. I'm not going to do that, even though it's a one line configuration change and doesn't really impact my use case. Moreover, the default should be open SMTP relay"
Re: Danish study finds face masks provide limited protection to wearer
#29I've been thinking: every one of us who's been on a plane is told how to wear an oxygen mask, every single time. I've never needed to do this, and in situations where its necessary then survival is already looking a bit dicey. There have been about 30,000 deaths from air crashes globally ever. I wear a mask every time I go to the shops. I've never been given an official briefing on how to do it. There have been about…
Wow, while this is obviously a very low number in relative terms, I'm still surprised how big it is intuitively. I would have guessed an order of magnitude less based on the few times I've perused Wikipedia lists of aircraft fatalities. Where did you find this? Sorry to be off topic.
Re: Danish study finds face masks provide limited protection to wearer
#30To those promoting masks to mitigate asymptomatic spread to others, I came across this study showing asymptotic spread is almost zero (1). Is this something we have missed are there other studies that found the opposite? (1) https://www.acpjournals.org/doi/10.7326/M20-2671
I'm also curious about this. Unrelated: Note that the phrase "inconvenient fact" is usually used as a bad-faith attack in ideological arguments, rather than just being used literally, and you may catch flak from people misinterpreting you.