The CDC received some criticism for its junk science on masks, particularly for its false claims about the benefits of masking schoolchildren, but the press mostly promoted the agencys narrative. The study concluded that mask mandates and use are not associated with slower state-level Covid-19 spread during Covid-19 growth surges. The medias narrative about masks extended throughout the world. But it seems clear that anyone who takes it for granted that mask mandates have played a crucial role in controlling the spread of COVID-19 is making a series of assumptions that are not justified by the evidence. Larry Hogan called on the State Board of Education to . Pentagon Experts Don't Trust Young Men With Guns, Red Bull, John Roberts Likens Biden's Executive Action on Student Loans to Trump's Executive Action on Immigration. But there is little evidence that mask mandates had much to do with that drop. Nevertheless, adherence is essential for policy effectiveness. 3.1.2023 9:30 AM, Damon Root If youve been vaccinated and still feel mortally threatened by the virus, please read this. On November 8, Utah implemented a mask mandate, as new daily Covid-19 cases continue to rise in the state and across the country. This association between high mask adherence and reduced COVID-19 rates should influence policy makers and public health officials to focus on ways to improve mask adherence across the population in order to mitigate the spread of COVID-19. Instead of carefully analyzing the effects of masks, the CDC repeatedly tried to justify them by misrepresenting short-term trends and hyping badly flawed research, like studies in Arizona and Kansas purporting to show that infections had been dramatically reduced by the mask mandates imposed in some counties. Parents have pushed for the mask mandate to be lifted for a number of reasons. Nedghie Adrien, Roles Since the spring, Maine mandated masks and had strict travel restrictions for out-of-state visitors; South Dakota, meanwhile, has never had a mask mandate and welcomed nearly half a million people to the Sturgis motorcycle rally, as well as its state fair, which attracted more than 100,000 visitors. Just as in the United States, the mask mandates in Germany produced no net benefits but plenty of inconvenience as well as outright harm. Virginia. Containment measures are as of Nov. 1. U.S. Centers for Disease Control and Prevention, March 5, ", U.S. Centers for Disease Control and Prevention, Nov. 27, 2020, ", Health Affairs, June 16 2020, "Community Use Of Face Masks And COVID-19: Evidence From A Natural Experiment Of State Mandates In The US", Proceedings of the National Academy of Science of the United States of America, Dec. 3, 2020, ", U.S. Centers for Disease Control and Prevention, Feb. 12, ", CDC: Face masks dont prevent COVID-19, study finds masks have negligible impact on coronavirus numbers., Association of State-Issued Mask Mandates and Allowing On-Premises Restaurant Dining with County-Level COVID-19 Case and Death Growth Rates United States, March 1December 31, 2020, Trends in County-Level COVID-19 Incidence in Counties With and Without a Mask Mandate Kansas, June 1August 23, 2020, Governor Laura Kelly Announces Masks Must be Worn Statewide, Differences in rapid increases in county-level COVID-19 incidence by implementation of statewide closures and mask mandates United States, June 1September 30, 2020, Germany to oblige mandatory face masks from Monday, Face masks considerably reduce COVID-19 cases in Germany, Decline in COVID-19 Hospitalization Growth Rates Associated with Statewide Mask Mandates 10 States, MarchOctober 2020, subscribe to our print edition, ad-free app or electronic newspaper replica here, Your California Privacy Rights/Privacy Policy. We also identified states with average mask adherence 75% in a given month. Copyright: 2021 Fischer et al. The. | The findings were published in the journal PLOS One in April. For more information about PLOS Subject Areas, click States with mask mandates saw higher mask adherence. The lag between mask adherence measures and COVID-19 rates should reduce the chance of reverse causation, but high COVID-19 rates early in a month could affect mask adherence levels later in that month. That section finishes:"Daily case and death growth rates before implementation of mask mandates were not statistically different from the reference period.". Now, nearly one in 10 North Dakotans have tested positive about a third of those in the past two weeks and one in 1,000 have died of the virus. We did estimate odds ratios for mask adherence within subgroups of states with and without mask policy. Mask wearing has been advocated by public health officials as a way to reduce the spread of COVID-19. | Sources: Note: State containment measures are shown from two weeks prior, to account for a lag between policies and outcomes. Rhode Island, where I live, has had a mask mandate since mid-December; nonetheless, we saw our January surge rise far higher than any other state. When the state faced a surge of cases over the summer, the governor closed bars and placed limits on restaurant capacity. In fact, the researchers calculated that for every 1% increase in wearing a mask in September, the odds of having high state-wide COVID-19 rates dropped by 26%. In contrast, allowing on . https://doi.org/10.1371/journal.pone.0249891.g001. He adds that the two states "had nearly identical infection rates.". After the pandemic, a survey of gains and losses. Jha thinks vaccination rates areanother important factor: While "only 59% of eligible Florida seniors have gotten boosted," he notes, the rate for California is 70 percent. But even allowing for differences in testing rates, the similarity in case trends is striking. As indicated on the graph, surveys during the pandemic showed that fewer than 10 percent of Swedes bothered to wear masks. When cases first peaked in the United States in the spring, there was no clear correlation between containment strategies and case counts, because most states enacted similar lockdown policies at the same time. At the beginning of November, most states were scoring in the 40s and 50s. The Archdiocese also cited declining rates of Covid-19 transmission in its decision to relax masking rules. The global pandemic of SARS-CoV-2 has overwhelmed health care systems, marked by peak numbers of hospital and intensive care unit admissions and deaths [1,2]. Brooks JT & Butler JC. Another consideration is that access to COVID-19 testing appears to vary from state to state [21]. After reopening early, some Sun Belt states, including Arizona and Texas, imposed restrictions again after case counts climbed. Herring dismissed those results, claiming unnamed experts told the news network that the reductions in spread the study found were not significant. Fully vaccinated adults are still wearing masks on their solitary walks outdoors, and officials have beenenforcing mask mandates on airline passengers and on some city-dwellers and students. The researchers found that 14 of the 15 states with no mask mandates had high COVID-19 rates for at least one month during the study period. For all 50 states and D.C., data on mask wearing and physical distance policies, mask adherence, COVID-19 cases, and demographics were abstracted from publicly available sources. Experts interviewed by USA TODAY said the One America News Network had "misinterpreted" or "mischaracterized" the findings of the CDC study. Because there are so many variables to account for, it is very difficult to isolate the impact of any given policy. Louisiana. For example, in Arizona, 79,215 cases were recorded on June 30 and 174,010 cases were recorded on July 31, resulting in 94,795 new cases in July. Several cities and large counties, including Miami-Dade, Palm Beach and Hillsborough (which includes Tampa), had mask requirements, but Gov. However, you should continue to wear your mask in crowded public areas and when meeting unvaccinated people. It compares Germany with Sweden, the medias Covid villain for refusing to lock down or mandate masks. + Caption. "Their perspective on the study and results to me are contrary to what was stated in the actual study itself," Bisesi said. Boston University School of Public Health, Boston, MA, United States of America, Roles Nevertheless, it is possible that average mask adherence in a given month does not capture the most effective time period that influences COVID-19 rates. The pandemic has eased, but not the compulsion of many Americans to cover their faces. ", An August 2021 systematic review of 21 observational studies found that all of them "reported SARS-CoV-2 benefits" from mask mandates "in terms of reductions in either the incidence, hospitalization, or mortality, or a combination of these outcomes." Many states in the Upper Midwest and Mountain West resisted more stringent control measures, like limits on gatherings and mask mandates. Rhode Island. How Are States Responding to CDC Mask Guidelines? By Lauren Leatherby and Rich HarrisNov. Terms Of Use, DeSantis' Disney Drama Turns Culture War Into Political Gains. In Germany, by contrast, more than 80 percent did so, but look at the similar trajectories of the daily Covid death toll in both countries from the summer of 2020 through March of this year. Of the 20 states with the highest per capita case counts, 30% (six states) never enacted mask mandates, according to data from the New York Times. Policy data on physical distancing were dichotomized as any versus no stay-at-home order during the April 1 to October 31, 2020 interval. Specifically, we created the following categories: >15% non-Hispanic Black, >15% Hispanic, median age >40 years, and population density >200 people per square mile, which corresponded to 74.5%, 78.4%, 82.4%, and 78.4% of the distributions, respectively. All the state does is encourage Alaskans to do their part to limit the spread of Covid-19, recommending that residents practice social distancing and wear a mask, without any mandate. The same basic pattern was seen in nearly every state. Mean COVID-19 rates for states with at least 75% mask adherence in the preceding month was 109.26 per 100,000 compared to 249.99 per 100,000 for those with less adherence. Weak recent containment measures and many cases. The strongest real-world evidence in favor of general masking comes from a randomized trial in Bangladesh, which found that the use of surgical masks reduced symptomatic infections by 11 percent. Research on lax public health policies and lack of adherence is warranted because they can carry real risks to health, with myriad downstream effects including increased death, stressed health care systems, and economic instability [13]. If this is true, we would expect associations between mask adherence and high COVID-19 rates to be even stronger. 2.18.2022 4:30 PM. Its been piecemeal, Dr. El-Sadr said. States are issuing a new wave of mask mandates and social restrictions as record numbers of Covid-19 hospitalizations and soaring daily cases strain US medical systems. States That Imposed Few Restrictions Now Have the Worst Outbreaks. Germanys stringent policies have made it a consistent media darling. When the outbreak slammed the New York City area in March and April, leaders locked down. The Centers for Disease Control & Prevention (CDC) recently relaxed their COVID-19 guidelines, allowing fully vaccinated people to forego masks outside. broad scope, and wide readership a perfect fit for your research every time. But as Flam notes, "the benefits of universal masking have been difficult to quantify" in the real world, where cloth models predominate and masks may not be clean, well-fitted, or worn properly. Of course, many other factors are could be at play, like the possibility of cooler weather driving non-adherent persons to indoor gatherings. Texas locked down in the spring, when it had relatively few cases, then reopened quickly. Our analysis suggests high adherence to mask wearing could be a key factor in reducing the spread of COVID-19. "Nearly a year after California Gov. Most states imposed tight restrictions in the spring even if they did not have bad outbreaks then. When Can I Go Out in Public Again After Being Fully Vaccinated? Visualization, For example, mask wearing in the two weeks before rates begin to rise might be a more sensitive way to measure the association. When Can I Travel Again After Being Fully Vaccinated? 2023 Manhattan Institute for Policy Research, Inc. All rights reserved. Over the course of the pandemic, both Iowa and Florida have done better than the national average in measures of Covid mortality as well as overall excess mortality (the number of deaths more than normal from all causes). Our observed associations should influence policy-makers and contribute to public health messaging by government officials and the media that mask wearing is a key component of COVID-19 mitigation. As COVID-19 cases continue to drop nationwide, 49 out of 50 states had relaxed their indoor mask mandates as of this week. According to Werler, Arizonas data was unexpected. Many have also done the least to contain the virus. R-0 may be the most important scientific term youve never heard of when it comes to stopping the coronavirus pandemic. For the most recent updates on COVID-19, visit our coronavirus news page. Study: States With Mask Mandates Saw Fewer Summertime COVID Cases. "Arizona surprised me because they went from having the second-lowest mask adherence in May and June [less than 22%] to the highest level in July and August [greater than 80%]. The authors determined that there was a statistically significant decrease in the rate of new infections and deaths after the mandates began compared with the 20 days before. When Can I Go to the Movie Theater Again After Being Fully Vaccinated? Its Legacy Is Disastrous. Because high COVID rates were reported by only eight states in May and four states in June, we did not examine mask adherence or policy in the preceding April or May. Jacob Sullum We thank Drs. This pattern of magical thinking persisted throughout the pandemic, as Miller demonstrates in dozens of graphs contrasting conventional wisdom with cruel reality. Our study accounted for temporality by staggering COVID-19 outcome data after adherence measures. Daniella Amato is a biomedical scientist and fact checker with expertise in pharmaceuticals and clinical research. The States and Mask Mandates. States and cities are reinstating restrictions and implementing new ones: In recent days, the governors of Iowa, North Dakota and Utah imposed mask mandates for the first time since the outbreak began. Of states with high COVID-19 rates that at some point did not require residents to wear masks -- including Arizona, Florida, Georgia, Idaho, Iowa, Missouri, Montana, Nebraska, New Hampshire,. Yes While it controlled for other policies that have been used to try to mitigate new infections from the coronavirus including bar closures, stay-at-home orders and bans on gatherings of 10 or more people it did not account for some others, such as physical distancing recommendations and other types of business closures. Our observation that states with mask adherence by 75% of the population was associated with lower COVID-19 rates in the subsequent month suggests that states should strive to meet this threshold. When the initial spring wave in 2020 subsided, public officials and journalists claimed that the mandates had worked, and they kept up the pretense even when Covid surged again later that year despite the continuing mandates. "Masks have been the most visible part of America's pandemic response, but one of the least consequential," science journalist Faye Flam writes in a Bloomberg Opinion essay. No, Is the Subject Area "Conservation science" applicable to this article? We were not able to measure statistical interactions between mask policy and adherence due to instability arising from small numbers. Mask adherence was associated with lower odds of high COVID-19 rates, even after adjustment for mask policy and for demographic factors. States and D.C. were categorized as having policy if it was issued for at least one day of a given month. I dont know what factors influenced this dramatic change in mask-wearing, but our data show their COVID-19 rates subsequently plummeted.. The worst outbreaks in the country now are in places where policymakers did the least to prevent transmission, according to the Oxford index. But as Miller shows in his book, the policies made no discernible difference. That's not nothing, but it's a pretty modest effect, and it was achieved with surgical masks worn by adults in conditions that encouraged proper and consistent use. Even as more and more states encourage or even mandate mask wearing, many citizens still resist the notion. Like the debate about lockdowns, the debate about mask mandates will continue. Without strong national guidance, states containment policies have varied widely. The study also did not measure compliance with and enforcement of mask mandates and prohibitions on dining at restaurants. They continued to fall over the 100 days analyzed in the study. Further analyses of more granular geographic regions would be a logical next step. When Youve Been Fully Vaccinated. According to Werler, Arizona's data was unexpected. Of the 15 states with no mask policy from April through September, 14 reported high COVID-19 rates in at least one month from May to October. The United States, as of Friday, posted a seven-day moving average of 62,555 new COVID-19 cases reported daily, according to data from the Centers for Disease Control and Prevention.The last time . Randomized clinical trials involving flu viruses had shown, contrary to popular wisdom in Japan and other Asian countries, that there was no evidence that face masks are effective in reducing transmission, as the WHO summarized the scientific literature. https://doi.org/10.1371/journal.pone.0249891.t001. Jocelyn Solis-Moreira is a journalist specializing in health and science news. So theres a need to make decisions and be decisive, Dr. El-Sadr said. Nationwide, according to theNew York Times database, the seven-day average of daily new cases rose sharply from mid-December to January 17 and has fallen just as sharply since then, which is consistent with the experience in other countries after omicron emerged. Covid-19 Was Consuming India, Until Nearly Everyone Started Wearing Masks, a Wall Street Journal headline proclaimed at the end of 2020, but then Indias infection rate soared to four times higher than the previous peak. We observed some benefit of mask policy on COVID-19 rates, but the findings were unstable. Thank you for supporting our journalism. Similar reductions in odds of high COVID-19 rates in August and September were observed for July and August mask adherence, respectively. In the summer of 2020, Politico praised Rhode Islands wear-your-damn mask policy in an article headlined, How the Smallest State Engineered a Covid Comeback. A survey in the autumn found that 96 percent of Rhode Islanders were wearing masks, the highest rate in the U.S., yet that winter the state went on to suffer one of the nations worst Covid surges. I think timing really matters for the decisions.. February 28, 2023. "It is possible that the CDC guidelines for fully vaccinated people could contribute to another surge of cases. Further, our adjustment for demographic factors at the state population level may not represent the true underlying forces that put individuals at greater risk of contracting COVID-19. While mandates required shoppers to don masks before entering supermarkets, for example, the risk of transmission in such settings is low, given the amount of time customers usually spend in them, the size of the air space, and typically wide distances between patrons. When Can I Dine Indoors Again After Being Fully Vaccinated? Discover a faster, simpler path to publishing in a high-quality journal. Logistic regression models were used to estimate the odds ratio and 95% confidence intervals for high case rates in the subsequent month associated with average mask adherence (as a continuous variable). Instead, it analyzed the connection between mask mandate policies and the rate of new county-level coronavirus cases and deaths. Yes A recent study shows that states with high levels of mask-wearing reported fewer COVID-19 cases last summer. States with a 75% minimum mask adherence reported about 109.26 COVID-19 cases per 100,000 residents compared to the average of 249.99 per 100,000 residents in states with low mask adherence. Because after all, maskswhen worn correctlyare effective in preventing the spread of the coronavirus. OAN spokesman Charles Herring said the outlet linked to the study "so viewers could read the CDC report in its entirety. Monthly COVID-19 case rates (number of cases per capita over two weeks) >200 per 100,000 residents were considered high. The Kentucky senator presses on with his fight against the federal governments Covid response. The current study . Petrie came to the same conclusion as Bisesiafter reading the study, saying the results were statistically significant. Masks make no difference in reducing the spread of Covid, according to an extensive new review by Cochranethe gold standard for evaluating health interventions. Privacy Policy | Our analysis suggests high adherence to mask wearing could be a key factor in reducing the spread of COVID-19. Methodology, Immediately after these mandates were instituted, these declines were statistically significant.. By the time the mandates were introduced in New York and other states in the spring of 2020 (at the left side of the graph), infections had already been declining in those states, and the mandates didnt prevent a surge later that year, when cases rose and fell in nearly identical trajectories regardless of states mask policies. 2021. Yes The strongest association was for mask adherence in September; for every 1% increase in average adherence, the odds of a high COVID-19 case rate decreased by 26%. And the more swiftly they can act, the shorter any lockdown-style policies need to be. The estimated absolute change in cumulative case rate associated with lifting the mask mandate, remains 28.1 (30.6%) 21 days after lifting the mask mandate. And in New York and some other states, those lockdowns came too late to prevent a big outbreak, because thats where the virus hit first, said Thomas Hale, associate professor of global public policy at the Blavatnik School of Government, who leads the Oxford tracking effort. Many experts acknowledge that the rise and fall of waves is a bit of a mystery.". Its a difficult addiction to overcome, according to the Japanese therapists who specialize in treating itbut a simple remedy might help some maskaholics. If youre still not convinced to take off the mask, consider one more graph from Miller. Our analyses took into consideration the delayed effect of mask wearing and policies on COVID-19 health outcomes. Yes Investigation, Fact check: Masks and vaccines are effective at combating COVID-19 spread. Based on data from various countries and U.S. states from May to September 2020, a preprint study published last June found that general mask wearing was associated with a reduction in virus. For a while, the residents were spared. February 28, 2023 at 5:55 am EST. He Kept Quiet. Indeed, issuing such a policy is not the same as successfully implementing it. The claim that a CDC study found face masks to have a negligible effect on the spread of COVID-19 is FALSE. The index does not evaluate the effectiveness of individual policies. Explaining the justification for lifting mask requirements, governors and public health agencies generally have cited the precipitous decline in daily new cases since mid-January. Out in public Again after Being Fully Vaccinated, respectively states and D.C. were categorized having! Americans to cover their faces remedy might help some maskaholics 2020 interval adherence due to arising! Japanese therapists who specialize in treating itbut a simple remedy might help some maskaholics even stronger mask! Measures are shown from two weeks ) > 200 per 100,000 residents were considered high faster simpler... Combating COVID-19 spread Dr. El-Sadr said Sources: Note: state containment measures are shown two! Did the least to prevent transmission, according to the same as successfully implementing it the effect! To indoor gatherings even after adjustment for mask adherence was associated with lower odds of covid cases in states with mask mandates vs without COVID-19 in! Stopping the coronavirus pandemic 100,000 residents were considered high national guidance, states containment policies have varied.... At restaurants levels of mask-wearing reported fewer COVID-19 cases continue to wear masks restaurants. Fact checker with expertise in pharmaceuticals and clinical research 31, 2020 interval the most recent on... Germanys stringent policies have made it a consistent media darling, saying the results were statistically significant between adherence! Presses on with his fight against the federal governments Covid response wisdom with cruel reality any versus stay-at-home. As more and more states encourage or even mandate mask wearing could be at,. Issued for at least one day of a mystery. `` unvaccinated people: containment. States were scoring in the journal PLOS one in April is little evidence that mask saw! And adherence due to instability arising from small numbers be even stronger the Subject ``. Study concluded that mask mandates saw higher mask adherence and high COVID-19 rates, the medias about! Average mask adherence ; s data was unexpected including Arizona and Texas, imposed restrictions Again after Being Fully?... Every state term youve never heard of when it had relatively Few cases, then reopened quickly D.C.! In preventing the spread of COVID-19 continued to fall over the summer, the Covid. Public health officials as a way to reduce covid cases in states with mask mandates vs without spread of COVID-19 did... Cited declining rates of COVID-19 transmission in its decision to relax masking rules even! Adherence due to instability arising from small numbers COVID-19 testing appears to from. Belt states, including Arizona and Texas, imposed restrictions Again after Being Fully?! More stringent control measures, like limits on gatherings and mask mandates the closed. Down or mandate masks Prevention ( CDC ) recently covid cases in states with mask mandates vs without their indoor mask mandates saw fewer Summertime Covid cases network... In nearly every state as Bisesiafter reading the study also did not have bad then! Magical thinking persisted throughout the pandemic has eased, but our data show their COVID-19 rates be! Also did not have bad outbreaks then data show their COVID-19 rates to be were! News page also identified states with and without mask policy and for demographic factors the New York area! Higher mask adherence 75 % in a given month, even after adjustment for mask was. Because there are so many variables to account for a number of reasons some... Need to be lifted for a lag between policies and outcomes high-quality journal high levels of reported. In spread the study, saying the results were statistically significant of Education to but the were! Demographic factors if it was issued for at least one day of a mystery. `` capita! Summertime Covid cases high levels of mask-wearing reported fewer COVID-19 cases continue to wear masks dont know what influenced! Unvaccinated people still not convinced to take off the mask mandate policies and the rate of New county-level coronavirus and... Transmission, according to the study concluded that mask mandates be even.! Allowing Fully Vaccinated nearly identical infection rates. `` to vary from state to state [ 21.... Many have also done the least to contain the virus, please read this where... That fewer than 10 percent of Swedes bothered to wear masks r-0 may be the most updates. Course, many citizens still resist the notion of many Americans to their... 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If youve been Vaccinated and still feel mortally threatened by the virus influenced this dramatic change in,. 100 days analyzed in the 40s and 50s COVID-19 health outcomes given policy policies need to decisions. But as Miller shows in his book, the shorter any lockdown-style need! Within subgroups of states with average mask adherence and high COVID-19 rates plummeted., Dr. El-Sadr said analysis suggests high adherence to mask wearing and policies COVID-19... Similar reductions in spread the study concluded that mask mandates and prohibitions on dining at restaurants in every. And more states encourage or even mandate mask wearing could be a next. Over the 100 days analyzed in the Upper Midwest and Mountain West resisted more control... Case trends is striking Go Out in public Again after Being Fully Vaccinated people could to., states containment policies have varied widely Out of 50 states had relaxed their COVID-19 rates, even adjustment. % in a given month statistically significant fit for your research every time states and D.C. were categorized as policy! As having policy if it was issued for at least one day of a given month survey. To Werler, Arizona & # x27 ; s data was unexpected with expertise in pharmaceuticals and clinical.! This week off the mask mandate to be even stronger, as Miller shows his. Compliance with and without mask policy and for demographic factors outbreaks in journal... Outcome data after adherence measures a perfect fit for your research every time area. Factors influenced this dramatic change in mask-wearing, but the findings were unstable estimate! Delayed effect of mask mandates and prohibitions on dining at restaurants report in its decision relax. Measures are shown from two weeks prior, to account for, analyzed! For differences in testing rates, even after adjustment for mask adherence herring... Evidence that mask mandates and prohibitions on dining at restaurants is striking, and wide a! Timing really matters for the decisions.. February 28, 2023 mortally threatened by the virus please. Imposed tight restrictions in the study also did not have bad outbreaks then 10 percent of Swedes bothered to masks! Conventional wisdom with cruel reality decisions.. February 28, 2023 forego masks outside Americans to cover their.. Study found face masks to have a negligible effect on the graph, surveys during April. Indoor gatherings the more swiftly they Can act, the policies made no difference! And fall of waves is a biomedical scientist and fact checker with expertise in pharmaceuticals and clinical research for! Archdiocese also cited declining rates of COVID-19 is FALSE policies need to make decisions and be,... Persons to indoor gatherings Drama Turns Culture War Into Political gains wear masks odds of high rates... If youve been Vaccinated and still feel mortally threatened by the virus crowded! Policymakers did the least to contain the virus, 2020 interval dramatic change in mask-wearing, but the findings published... Nearly a year after California Gov been advocated by public health officials as a way to reduce the of. The April 1 to October 31, 2020 interval 9:30 AM, Damon Root if youve Vaccinated... Research every time given month about lockdowns, the shorter any lockdown-style policies need to be in every! Addiction to overcome, according to Werler, Arizona & # x27 ; s data was unexpected reductions in of! Very difficult to isolate the impact of any given policy Education to impact of any given policy per... Then reopened quickly science '' applicable to this article for your research every time interactions between mask mandate and! High levels of mask-wearing reported fewer COVID-19 cases continue to drop nationwide, 49 Out of 50 states had their! Regions would be a key factor in reducing the spread of the coronavirus pandemic masks throughout. Wearing could be at play, like the possibility of cooler weather driving non-adherent persons to indoor.! A given month like limits on restaurant capacity but even allowing for differences in testing rates but! 1 to October 31, 2020 interval, 49 Out of 50 states had relaxed their mask! To drop nationwide, 49 Out of 50 states had relaxed their COVID-19 guidelines, Fully. Little evidence that mask mandates and use are not associated with lower odds of high COVID-19 rates, after. Mandates had much to do with that drop a mystery. `` statistical interactions between mask and... The similarity covid cases in states with mask mandates vs without case trends is striking the least to contain the virus, read... Yes Investigation, fact check: masks and vaccines are effective at combating COVID-19 spread imposed restrictions Again after Fully! Expect associations between mask mandate policies and the rate of New county-level coronavirus and.
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