scholarly journals Evaluating the Efficacy of Stay-At-Home Orders: Does Timing Matter?

Author(s):  
Alexandra Medline ◽  
Lamar Hayes ◽  
Katia Valdez ◽  
Ami Hayashi ◽  
Farnoosh Vahedi ◽  
...  

ABSTRACTBACKGROUNDThe many economic, psychological, and social consequences of pandemics and social distancing measures create an urgent need to determine the efficacy of non-pharmaceutical interventions (NPIs), and especially those considered most stringent, such as stay-at-home and self-isolation mandates. This study focuses specifically on the efficacy of stay-at-home orders, both nationally and internationally, in the control of COVID-19.METHODSWe conducted an observational analysis from April to May 2020 and included countries and US states with known stay-at-home orders. Our primary exposure was the time between the date of the first reported case of COVID-19 to an implemented stay-at-home mandate for each region. Our primary outcomes were the time from the first reported case to the highest number of daily cases and daily deaths. We conducted simple linear regression analyses, controlling for the case rate of the outbreak.RESULTSFor US states and countries, a larger number of days between the first reported case and stay-at-home mandates was associated with a longer time to reach the peak daily case and death counts. The largest effect was among regions classified as the latest 10% to implement a mandate, which in the US, predicted an extra 35.3 days to the peak number of cases (95 % CI: 18.2, 52.5), and 38.3 days to the peak number of deaths (95 % CI: 23.6, 53.0).CONCLUSIONSOur study supports the potential beneficial effect of earlier stay-at-home mandates, by shortening the time to peak case and death counts for US states and countries. Regions in which mandates were implemented late experienced a prolonged duration to reaching both peak daily case and death counts.

2020 ◽  
Vol 20 (1) ◽  
Author(s):  
Alexandra Medline ◽  
Lamar Hayes ◽  
Katia Valdez ◽  
Ami Hayashi ◽  
Farnoosh Vahedi ◽  
...  

Abstract Background The economic, psychological, and social impact of pandemics and social distancing measures prompt the urgent need to determine the efficacy of non-pharmaceutical interventions (NPIs), especially those considered most stringent such as stay-at-home and self-isolation mandates. This study focuses specifically on the impact of stay-at-home orders, both nationally and internationally, on the control of COVID-19. Methods We conducted an observational analysis from April to May 2020 and included both countries and US states with known stay-at-home orders. Our primary exposure was the time between the date of the first reported case of COVID-19 to an implemented stay-at-home mandate for each region. Our primary outcomes were the time from the first reported case to the highest number of daily cases and daily deaths. We conducted linear regression analyses, controlling for the case rate of the outbreak in each respective region. Results For countries and US states, a longer period of time between the first reported case and stay-at-home mandates was associated with a longer time to reach both the peak daily case and death counts. The largest effect was among regions classified as the latest 10% to implement a mandate, which in the US, predicted an extra 35.3 days (95% CI: 18.2, 52.5) to the peak number of cases, and 38.3 days (95% CI: 23.6, 53.0) to the peak number of deaths. Conclusions Our study supports the association between the timing of stay-at-home orders and the time to peak case and death counts for both countries and US states. Regions in which mandates were implemented late experienced a prolonged duration to reaching both peak daily case and death counts.


This volume addresses the relationship between archaeologists and the dead, through the many dimensions of their relationships: in the field (through practical and legal issues), in the lab (through their analysis and interpretation), and in their written, visual and exhibitionary practice--disseminated to a variety of academic and public audiences. Written from a variety of perspectives, its authors address the experience, effect, ethical considerations, and cultural politics of working with mortuary archaeology. Whilst some papers reflect institutional or organizational approaches, others are more personal in their view: creating exciting and frank insights into contemporary issues that have hitherto often remained "unspoken" among the discipline. Reframing funerary archaeologists as "death-workers" of a kind, the contributors reflect on their own experience to provide both guidance and inspiration to future practitioners, arguing strongly that we have a central role to play in engaging the public with themes of mortality and commemoration, through the lens of the past. Spurred by the recent debates in the UK, papers from Scandinavia, Austria, Italy, the US, and the mid-Atlantic, frame these issues within a much wider international context that highlights the importance of cultural and historical context in which this work takes place.


Author(s):  
Frederick C. Beiser

The Jewish writings of these final years develop themes of the earlier years. Cohen continues to explore one of his favorite topics: the affinity of German and Jewish character. Despite his cosmopolitan conception of Judaism, Cohen still thought that the Jews were most at home in Germany. Yet, despite his belief in the special affinity between Germans and Jews, Cohen still shows his cosmopolitanism by his sympathy for the Ostjuden; he maintains that they should be freed from the many immigration controls imposed on them. Cohen continues to worry about the growing weakening of Jewish communities in Germany, and argues, as Socrates did in the Crito, that people have a special obligation to stay within the communities which nurtured them. In a remarkable 1916 lecture on Plato and the prophets Cohen argues that they are the two major ethical voices in the Western world: Plato gave the West a rational form while the prophets gave it moral content. Cohen now reduces his earlier striving for a unity of religions down to the demand for a unity of conscience.


Author(s):  
Yun Li ◽  
Moming Li ◽  
Megan Rice ◽  
Haoyuan Zhang ◽  
Dexuan Sha ◽  
...  

Social distancing policies have been regarded as effective in containing the rapid spread of COVID-19. However, there is a limited understanding of policy effectiveness from a spatiotemporal perspective. This study integrates geographical, demographical, and other key factors into a regression-based event study framework, to assess the effectiveness of seven major policies on human mobility and COVID-19 case growth rates, with a spatiotemporal emphasis. Our results demonstrate that stay-at-home orders, workplace closures, and public information campaigns were effective in decreasing the confirmed case growth rate. For stay-at-home orders and workplace closures, these changes were associated with significant decreases (p < 0.05) in mobility. Public information campaigns did not see these same mobility trends, but the growth rate still decreased significantly in all analysis periods (p < 0.01). Stay-at-home orders and international/national travel controls had limited mitigation effects on the death case growth rate (p < 0.1). The relationships between policies, mobility, and epidemiological metrics allowed us to evaluate the effectiveness of each policy and gave us insight into the spatiotemporal patterns and mechanisms by which these measures work. Our analysis will provide policymakers with better knowledge regarding the effectiveness of measures in space–time disaggregation.


Polymers ◽  
2021 ◽  
Vol 13 (9) ◽  
pp. 1455
Author(s):  
David T. Bird ◽  
Nuggehalli M. Ravindra

The US Department of Defense (DoD) realizes the many uses of additive manufacturing (AM) as it has become a common fabrication technique for an extensive range of engineering components in several industrial sectors. 3D Printed (3DP) sensor technology offers high-performance features as a way to track individual warfighters on the battlefield, offering protection from threats such as weaponized toxins, bacteria or virus, with real-time monitoring of physiological events, advanced diagnostics, and connected feedback. Maximum protection of the warfighter gives a distinct advantage over adversaries by providing an enhanced awareness of situational threats on the battle field. There is a need to further explore aspects of AM such as higher printing resolution and efficiency, with faster print times and higher performance, sensitivity and optimized fabrication to ensure that soldiers are more safe and lethal to win our nation’s wars and come home safely. A review and comparison of various 3DP techniques for sensor fabrication is presented.


2005 ◽  
Vol 45 (4-5) ◽  
pp. 848-868 ◽  
Author(s):  
Jesús Clemente ◽  
Luis Lanaspa ◽  
Antonio Montañés
Keyword(s):  

2009 ◽  
Vol 6 (1) ◽  
pp. 69-84 ◽  
Author(s):  
Isabel Velázquez

This study examines the beliefs held by a group of adult Spanish-English bilinguals from El Paso, Texas regarding the vitality of Spanish in their community and the ways in which their own experience of being bilingual on the US-Mexico border has influenced their perceptions of the benefits and costs of fostering Spanish development in their children. Results show that parents’ positive attitudes toward Spanish did not translate into the investment of time and resources to foster Spanish development in their children nor, ultimately, into the use of Spanish by their children. Households where the mother perceived herself as having an active role in her children’s linguistic development and where she perceived both Spanish and a bilingual/biethnic identity as desirable for her children’s future were also households where children were expected to speak Spanish at home and where more opportunities for linguistic development were present. The author argues that these beliefs must be understood as a consequence of the underlying tensions present in the community, where intense linguistic and interethnic contact takes place every day.


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