Turtle-associated salmonellosis in the United States. Effect of Public Health Action, 1970 to 1976

JAMA ◽  
1980 ◽  
Vol 243 (12) ◽  
pp. 1247-1249 ◽  
Author(s):  
M. L. Cohen
Author(s):  

Confirmed cases in Australia notified up to 5 April 2020: Notifications = 5,805; Deaths = 33. Notifications in Australia remain predominantly among people with recent overseas travel, with some locally-acquired cases being detected. Most locally-acquired cases are able to be linked back to a confirmed case, with a small portion unable to be epidemiologically link. The distribution of overseas-acquired cases to locally acquired cases varies by jurisdiction. Early indications are that reduction in international travel, domestic movement, social distancing measures and public health action are slowing the spread of the disease. Internationally, cases continue to increase, with high rates of increase observed in the European region and the United States of America. The epidemiology differs from country to country depending not only on the disease, but also on differences in case detection, testing and implemented public health measures.


2005 ◽  
Vol 32 (3) ◽  
pp. 337-354 ◽  
Author(s):  
Constance A. Nathanson

Cross-national comparative analysis of tobacco control strategies can alert health advocates to how opportunities for public health action, types of action, and probabilities for success are shaped by political systems and cultures. This article is based on case studies of tobacco control in the United States, Canada, Britain, and France. Two questions are addressed: (a) To whom were the dangers of smoking attributed? and (b) What was the role of collective action—grassroots level organization—in combating these dangers? Activists in Canada, Britain, and France moved earlier than the United States did to target the tobacco industry and the state. Locally based advocacy centered on passive smoking has been far more important in the United States. The author concludes that U.S.-style advocacy has played a major role in this country’s smoking decline but is insufficient in and of itself to change the corporate practices of a wealthy and politically powerful industry.


2022 ◽  
Author(s):  
Jakob McBroome ◽  
Jennifer Martin ◽  
Adriano de Bernardi Schneider ◽  
Yatish Turakhia ◽  
Russell Corbett-Detig

The unprecedented SARS-CoV-2 global sequencing effort has suffered from an analytical bottleneck. Many existing methods for phylogenetic analysis are designed for sparse, static datasets and are too computationally expensive to apply to densely sampled, rapidly expanding datasets when results are needed immediately to inform public health action. For example, public health is often concerned with identifying clusters of closely related samples, but the sheer scale of the data prevents manual inspection and the current computational models are often too expensive in time and resources. Even when results are available, intuitive data exploration tools are of critical importance to effective public health interpretation and action. To help address this need, we present a phylogenetic summary statistic which quickly and efficiently identifies newly introduced strains in a region, resulting clusters of infected individuals, and their putative geographic origins. We show that this approach performs well on simulated data and is congruent with a more sophisticated analysis performed during the pandemic. We also introduce Cluster Tracker (https://clustertracker.gi.ucsc.edu/), a novel interactive web-based tool to facilitate effective and intuitive SARS-CoV-2 geographic data exploration and visualization. Cluster-Tracker is updated daily and automatically identifies and highlights groups of closely related SARS-CoV-2 infections resulting from inter-regional transmission across the United States, streamlining public health tracking of local viral diversity and emerging infection clusters. The combination of these open-source tools will empower detailed investigations of the geographic origins and spread of SARS-CoV-2 and other densely-sampled pathogens.


2020 ◽  
Author(s):  
Ignacio Garitano ◽  
Manuel Linares ◽  
Laura Santos ◽  
Ruth Gil ◽  
Elena Lapuente ◽  
...  

UNSTRUCTURED On 28th February a case of COVID-19 was declared in Araba-Álava province, Spain. In Spain, a confinement and movement restrictions were established by Spanish Government at 14th March 2020. We implemented a web-based tool to estimate number of cases during the pandemic. We present the results in Áraba-Álava province. We reached a response rate of 10,3% out a 331.549 population. We found that 22,4 % fulfilled the case definition. This tool rendered useful to inform public health action.


2020 ◽  
Author(s):  
Ruoyan Sun ◽  
Henna Budhwani

BACKGROUND Though public health systems are responding rapidly to the COVID-19 pandemic, outcomes from publicly available, crowd-sourced big data may assist in helping to identify hot spots, prioritize equipment allocation and staffing, while also informing health policy related to “shelter in place” and social distancing recommendations. OBJECTIVE To assess if the rising state-level prevalence of COVID-19 related posts on Twitter (tweets) is predictive of state-level cumulative COVID-19 incidence after controlling for socio-economic characteristics. METHODS We identified extracted COVID-19 related tweets from January 21st to March 7th (2020) across all 50 states (N = 7,427,057). Tweets were combined with state-level characteristics and confirmed COVID-19 cases to determine the association between public commentary and cumulative incidence. RESULTS The cumulative incidence of COVID-19 cases varied significantly across states. Ratio of tweet increase (p=0.03), number of physicians per 1,000 population (p=0.01), education attainment (p=0.006), income per capita (p = 0.002), and percentage of adult population (p=0.003) were positively associated with cumulative incidence. Ratio of tweet increase was significantly associated with the logarithmic of cumulative incidence (p=0.06) with a coefficient of 0.26. CONCLUSIONS An increase in the prevalence of state-level tweets was predictive of an increase in COVID-19 diagnoses, providing evidence that Twitter can be a valuable surveillance tool for public health.


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