People will have already picked a side, and I think we are learning all the wrong lessons.
Coronavirus and You - Page 257
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[Phantom]
Mexico2170 Posts
People will have already picked a side, and I think we are learning all the wrong lessons. | ||
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cLutZ
United States19574 Posts
On October 06 2020 12:37 TheTenthDoc wrote: Just want to point out, the two meters is not arbitrary-it's based on the fairly well understood safe zone for the spread of "typical" droplet-based respiratory contagions via non-expelling events (think talking vs sneezing/coughing; the safe range for the latter is much farther). And, for that purpose, it serves pretty well for COVID-19. The issue is exacerbating factors like poor air circulation or consistent expelling events people don't think about because they don't think of them as "sickness" (i.e. choir practice and workouts). Basically none of this is correct. I've never seen a 6 foot guidance before. Almost no place of relevance doesn't have either horizontal people movement or horizontal air circulation. In addition, most C-19 spreaders do actually expel at least a bit. The only way the 6 foot rule would be a hard rule is if you built some sort of retail store where all the ventilation was totally vertical, like floor vents and ceiling vents everywhere. Sure, high effort things like singing spread more, but that has nothing to do with the dots on the floor of Wal Mart. But its always been obvious that if I have C-19 and I'm breathing and farting in spot 1 which is 6 feet away from you, then I move, you are just moving into my C-19 cloud. | ||
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Danglars
United States12133 Posts
On October 06 2020 14:11 [Phantom] wrote: I've been thinking about lately....I think the next pandemic will be worse. People will have already picked a side, and I think we are learning all the wrong lessons. You might be right, but the time between massive pandemics approaches a century. It's like saying we learned all the wrong lessons from the Spanish Flu in 1918. It'll be in a history webpage in 2122, should the earth still be spinning at that point. | ||
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Harris1st
Germany7021 Posts
On October 06 2020 14:21 cLutZ wrote: Basically none of this is correct. I've never seen a 6 foot guidance before. Almost no place of relevance doesn't have either horizontal people movement or horizontal air circulation. In addition, most C-19 spreaders do actually expel at least a bit. The only way the 6 foot rule would be a hard rule is if you built some sort of retail store where all the ventilation was totally vertical, like floor vents and ceiling vents everywhere. Sure, high effort things like singing spread more, but that has nothing to do with the dots on the floor of Wal Mart. But its always been obvious that if I have C-19 and I'm breathing and farting in spot 1 which is 6 feet away from you, then I move, you are just moving into my C-19 cloud. I'm no expert but using common sense I come to the conclusion that droplets of spit are in fact falling to the ground after you exhale in contrary to farting gas, which may as well be lighter than air and therefore stay airborne | ||
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KwarK
United States43358 Posts
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Arghmyliver
United States1077 Posts
On October 06 2020 14:21 cLutZ wrote: Basically none of this is correct. I've never seen a 6 foot guidance before. Almost no place of relevance doesn't have either horizontal people movement or horizontal air circulation. In addition, most C-19 spreaders do actually expel at least a bit. The only way the 6 foot rule would be a hard rule is if you built some sort of retail store where all the ventilation was totally vertical, like floor vents and ceiling vents everywhere. Sure, high effort things like singing spread more, but that has nothing to do with the dots on the floor of Wal Mart. But its always been obvious that if I have C-19 and I'm breathing and farting in spot 1 which is 6 feet away from you, then I move, you are just moving into my C-19 cloud. Uhhhhh, if you are having issues with a persistent odiferous aura I think it may be unrelated to Covid. | ||
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TheTenthDoc
United States9561 Posts
On October 06 2020 14:21 cLutZ wrote: Basically none of this is correct. I've never seen a 6 foot guidance before. Almost no place of relevance doesn't have either horizontal people movement or horizontal air circulation. In addition, most C-19 spreaders do actually expel at least a bit. The only way the 6 foot rule would be a hard rule is if you built some sort of retail store where all the ventilation was totally vertical, like floor vents and ceiling vents everywhere. Sure, high effort things like singing spread more, but that has nothing to do with the dots on the floor of Wal Mart. But its always been obvious that if I have C-19 and I'm breathing and farting in spot 1 which is 6 feet away from you, then I move, you are just moving into my C-19 cloud. For virtually every other droplet-based disease in history (and, as far as we can tell with COVID-19, though there's ongoing back and forth), you're far, far, far more likely to be infected by the heavier droplets that are "on the floor of Wal Mart" than miscellaneous aerolized particles. That's why you need to wash your hands if you've been scraping the floor but don't need to hold your breath in the grocery store. I can give a readable source for this from back in July. Sadly, the OG respiratory virus work from the 70s and the high-speed photography from the 40s are both behind paywalls. Of course some people will expel behind six feet outside strenuous activities-and some environments will *make* their casual droplets spread beyond six feet. But that's going to be expected no matter what limit you set, and it seems to be more the exception than the rule. If you could get COVID-19 via walking into fart clouds or general exhalation clouds, we probably would already be at herd immunity (the masks in circulation certainly couldn't cope). Edit: All of this is in the context of what people were operating on at the start of the pandemic and why six feet/2 meters was not "arbitrarily" picked. The evidence on this is shuffling as we get more and more data and as the virus and people's behaviors change. | ||
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Nouar
France3270 Posts
On October 06 2020 08:39 Danglars wrote: France is imposing new measures, as it's infection rate tops the US. The lockdown was lifted months ago, and everything looked fine for a while after it. Now it's >250/100k and 30-35% positive. Restaurant owners are unhappy. The same thing happened in the states when draconian lockdown rules were put into place. What the hell is this shit. The positivity rate is around 10% country-wide (worrying), and definitely not 30% even in the worst hubs (Paris is at 13%). the percentage of those who’ve tested positive for the novel coronavirus who require intensive care is now hovering between 30 and 35 percent. This is also pure bullshit. Can you imagine ? 30% of the positive cases being in ICU ?? You have the ICU data here : https://dashboard.covid19.data.gouv.fr/vue-d-ensemble?location=FRA and click on "Carte des patients en réanimation" at the top left of the map. There are 133 ICU patients today total in the Marseille departement. I suspect very poor translations from French articles. I can't read the WSJ one as it's behind a paywall. The 30% figure is most likely the share of total available ICU beds in use by Covid patients, that would make more sense. The current usage of ICU beds in Marseille region is around 36% (https://dashboard.covid19.data.gouv.fr/suivi-indicateurs?location=DEP-13) and the same in Paris. edit : yes, it's a shitty translation as suspected. https://www.france24.com/en/20201001-paris-could-face-new-covid-19-restrictions-from-monday-health-minister-says In Paris and in the surrounding communes, Véran said that 30 to 35 percent of intensive care beds are currently occupied by coronavirus patients, above the critical level of 30 percent. Paris has definitely crossed thresholds, and the virus is propagating. R0 is estimated at around 0.8 currently, so it's not spreading uncontrollably, but the worrying figures are the positivity rate and the ICU numbers slowwwwly rising. So more measures are definitely needed, and were activated in Paris today (bars closed, restaurants open). Restaurants are reopening though in Marseille, and will finally have to do the sensible thing that they have been doing in Thailand since day 1 : a tracing book with contact infos of clients... The positivity rate would have been the best measure, except we had issues with testing (too much of it, free for everyone and on demand, not enough time for labs to actually produce results) that it lead to unacceptable delays (with often a week before getting the result, rendering it close to useless). Thus, you see our testing numbers a little bit more focused on people with symptoms, and with fast results. Most labs are now on a strict reservation basis with people being referred by a doctor being prioritised. Other labs are still fully open, and queues have rescinded a bit. https://dashboard.covid19.data.gouv.fr/suivi-des-tests?location=FRA (the daily graph test is interesting, the others not so much as you cannot filter them by date) So it is somewhat normal now to see the positivity rate slightly increasing, but it's still not on the right slope. R0 is better though, below 1, and hospitals are still very far from overwhelmed, it does in NO WAY compare to what happened in April when we had to shuffle patients around in dedicated trains, and even across Europe. ICU beds are at around 25% capacity. Some hospital staff have seen their holidays for the end of the year cancelled though, to prepare for a potential load. We have definitely overtaken the US in the amount of cases per day per capita, though the ICU and daily deaths are stil FAR below the US daily totals (per capita also). We have around 50 deaths/day, which is roughly equivalent to 250 deaths/day if you were to look at USA. Cases are also increasing in I believe 37 states on a rolling-7day basis (can't remember the source, probably the Guardian's live). Confirmed cases in France, Spain, and the U.K. are now higher on an average day than at the peak of this spring’s emergency, although the trend also reflects better detection of the virus. That's what happens when you test 180k a day instead of 10k... Absolutely can't compare those numbers. Compare ICU cases and daily deaths, and we are still 7-fold below the spring's emergency for ICU (25% vs around 140%), and around 10-fold below the amount of daily deaths (50 vs 500+). | ||
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Danglars
United States12133 Posts
On October 07 2020 01:56 Nouar wrote: What the hell is this shit. The positivity rate is around 10% country-wide (worrying), and definitely not 30% even in the worst hubs (Paris is at 13%). This is also pure bullshit. Can you imagine ? 30% of the positive cases being in ICU ?? You have the ICU data here : https://dashboard.covid19.data.gouv.fr/vue-d-ensemble?location=FRA and click on "Carte des patients en réanimation" at the top left of the map. There are 133 ICU patients today total in the Marseille departement. I suspect very poor translations from French articles. I can't read the WSJ one as it's behind a paywall. The 30% figure is most likely the share of total available ICU beds in use by Covid patients, that would make more sense. The current usage of ICU beds in Marseille region is around 36% (https://dashboard.covid19.data.gouv.fr/suivi-indicateurs?location=DEP-13) and the same in Paris. edit : yes, it's a shitty translation as suspected. https://www.france24.com/en/20201001-paris-could-face-new-covid-19-restrictions-from-monday-health-minister-says Paris has definitely crossed thresholds, and the virus is propagating. R0 is estimated at around 0.8 currently, so it's not spreading uncontrollably, but the worrying figures are the positivity rate and the ICU numbers slowwwwly rising. So more measures are definitely needed, and were activated in Paris today (bars closed, restaurants open). Restaurants are reopening though in Marseille, and will finally have to do the sensible thing that they have been doing in Thailand since day 1 : a tracing book with contact infos of clients... The positivity rate would have been the best measure, except we had issues with testing (too much of it, free for everyone and on demand, not enough time for labs to actually produce results) that it lead to unacceptable delays (with often a week before getting the result, rendering it close to useless). Thus, you see our testing numbers a little bit more focused on people with symptoms, and with fast results. Most labs are now on a strict reservation basis with people being referred by a doctor being prioritised. Other labs are still fully open, and queues have rescinded a bit. https://dashboard.covid19.data.gouv.fr/suivi-des-tests?location=FRA (the daily graph test is interesting, the others not so much as you cannot filter them by date) So it is somewhat normal now to see the positivity rate slightly increasing, but it's still not on the right slope. R0 is better though, below 1, and hospitals are still very far from overwhelmed, it does in NO WAY compare to what happened in April when we had to shuffle patients around in dedicated trains, and even across Europe. ICU beds are at around 25% capacity. Some hospital staff have seen their holidays for the end of the year cancelled though, to prepare for a potential load. We have definitely overtaken the US in the amount of cases per day per capita, though the ICU and daily deaths are stil FAR below the US daily totals (per capita also). We have around 50 deaths/day, which is roughly equivalent to 250 deaths/day if you were to look at USA. Cases are also increasing in I believe 37 states on a rolling-7day basis (can't remember the source, probably the Guardian's live). That's what happens when you test 180k a day instead of 10k... Absolutely can't compare those numbers. Compare ICU cases and daily deaths, and we are still 7-fold below the spring's emergency for ICU (25% vs around 140%), and around 10-fold below the amount of daily deaths (50 vs 500+). I have to rely on English reporting, since I do not read French. Thank you for the correction. It's very valuable to have an international forum in a time like this. | ||
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Nouar
France3270 Posts
On October 07 2020 03:16 Danglars wrote: I have to rely on English reporting, since I do not read French. Thank you for the correction. It's very valuable to have an international forum in a time like this. No problem. The WSJ looked mostly fine from your quote, but the WP article, man... I am also having trouble getting news from Spain or Germany. Elpais has got an english version, so it's mostly me being lazy (since I can read spanish somewhat), but from Germany for example it's tough. French newspapers have got "some" coverage in english, but it's rarely news and mostly regular journalistic studies and stuff. TheGuardian usually covers the bigger EU countries on coronavirus. We are definitely in a very precarious situation currently and it could shift both ways. The government cannot afford to do further shutdowns, so they are trying to lock what they can hoping it's sufficient, but there is a feeling that they are starting to navigate on sight, or for another colorful french expression, feeling the wind with a wet finger (what you used to humidify it depending on the level of politeness you require, from your saliva to your ***). | ||
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LegalLord
United States13779 Posts
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Acrofales
Spain18159 Posts
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JimmiC
Canada22817 Posts
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Artisreal
Germany9235 Posts
On October 06 2020 14:10 BlackJack wrote: That's an excellent question. Clearly there is some number that we have decided is an acceptable amount of death and some number that isn't. We could shut down every year for flu season and thousands of lives would be saved but we don't because obviously the thousand of lives that would be saved would not be worth the damage to the economy. Is 200k dead a lot? There are 300+ million people in my country and 80 years from now most of them will be dead plus many more that aren't even born yet. Compared to 350 million dead over 80 years, 200k over 8 months doesn't really seem that much. I think it's a problem when hospitals are overrun and patients aren't getting seen in the emergency room and floor nurses are taking care of ICU patients. I think ideally you want open things up as much as possible to get as close to that mark as possible without going over it. I would say by that metric Florida has been doing remarkably well. 200k/8 months is 300k a year is 24 million in 80 years is about 7 % of 350 million in 80 yrs. Think of (Not you personally) | ||
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Simberto
Germany11687 Posts
On October 07 2020 06:31 Artisreal wrote: 200k/8 months is 300k a year is 24 million in 80 years is about 7 % of 350 million in 80 yrs. Think of 10 friends. 3 will die because you don't wear a mask. You can't choose who will. (Not you personally) I think some of your maths is broken, or at least i don't follow how you end up with 3 in 10. | ||
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BlackJack
United States10574 Posts
On October 07 2020 06:31 Artisreal wrote: 200k/8 months is 300k a year is 24 million in 80 years is about 7 % of 350 million in 80 yrs. Think of 10 friends. 3 will die because you don't wear a mask. You can't choose who will. (Not you personally) Absolutely none of this makes sense. You can't just extrapolate the same numbers year after year until the end of time. After COVID-19 kills off the vulnerable it will fewer people to kill. But even if you could, it still doesn't explain how you made that leap to 3 out of 10 of my friends will die from a virus that kills off roughly 1% of the people it infects. 1% and 30% are way different numbers. This is the type of misunderstanding that leads to confusion and fear. | ||
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Artisreal
Germany9235 Posts
On October 07 2020 07:08 Simberto wrote: I think some of your maths is broken, or at least i don't follow how you end up with 3 in 10. Late night math is better done in Excel lol On October 07 2020 08:34 BlackJack wrote: Absolutely none of this makes sense. You can't just extrapolate the same numbers year after year until the end of time. After COVID-19 kills off the vulnerable it will fewer people to kill. But even if you could, it still doesn't explain how you made that leap to 3 out of 10 of my friends will die from a virus that kills off roughly 1% of the people it infects. 1% and 30% are way different numbers. This is the type of misunderstanding that leads to confusion and fear. this makes exactly as much sense as the post I quoted. | ||
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Harris1st
Germany7021 Posts
On October 07 2020 03:29 Nouar wrote: No problem. The WSJ looked mostly fine from your quote, but the WP article, man... I am also having trouble getting news from Spain or Germany. Elpais has got an english version, so it's mostly me being lazy (since I can read spanish somewhat), but from Germany for example it's tough. French newspapers have got "some" coverage in english, but it's rarely news and mostly regular journalistic studies and stuff. TheGuardian usually covers the bigger EU countries on coronavirus. R0 is at 1,15 from 1.21 R7 at 1,08 We got some new hubs, like sport teams and immigrant homes but mostly the rise is from private parties and stuff. In some areas numbers are almost at 50 infected per 100.000 because of that. But we have very few "red alert" parts. Next measures will be to restrict private parties. Everything else stays the way it is (for now) | ||
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BlackJack
United States10574 Posts
On October 07 2020 14:33 Artisreal wrote: this makes exactly as much sense as the post I quoted. What part of my post doesn't make sense to you? | ||
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Longshank
1648 Posts
On October 07 2020 15:10 Harris1st wrote: R0 is at 1,15 from 1.21 R7 at 1,08 We got some new hubs, like sport teams and immigrant homes but mostly the rise is from private parties and stuff. In some areas numbers are almost at 50 infected per 100.000 because of that. But we have very few "red alert" parts. Next measures will be to restrict private parties. Everything else stays the way it is (for now) This seems to be what's driving the spread in Sweden as well at the moment. Sports teams, private parties(big part being at universities and colleges) and to some extent work places. Thankfully it's mainly younger people this time around. So far. | ||
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