scholarly journals SARS-CoV-2 seroprevalence in Kaduna State, Nigeria during October/November 2021, following three waves of infection and immediately prior to detection of the Omicron variant

Author(s):  
Gloria Dada Chechet ◽  
Jacob KP Kwaga ◽  
Joseph Yahaya ◽  
Annette MacLeod ◽  
Walt E Adamson

Nigeria is the most populated country in Africa with an estimated ~213 million inhabitants. As of November 2021 there have been three waves of SARS-CoV-2 infection in Nigeria but there has been only one seroprevalence survey conducted to assess the proportion of a population that have been infected, which was performed in December 2020 after the first wave of infection. To provide an update on seroprevalence in Nigeria, we conducted survey at one urban site (n=400) and one rural site (n=402) in Kaduna State, Nigeria during October and November 2021 following the third wave of infection. Seroprevalence for the urban and rural sites was 42.5% and 53.5% respectively (mean 48.0%). Symptoms associated with seropositivity were identified for each site. The overall seroprevalence among unvaccinated individuals was 45.4%. The data indicates an infection rate in Kaduna State at least 387 times greater than that derived from cases confirmed by PCR. Extrapolating to the whole of Nigeria, it would suggest there has been at least 96.7 million infections (compared to 206,138 confirmed cases at the time of surveillance). The work presented here will inform public health policy and deployment strategies for testing, treatment, and vaccination in Nigeria, and provide a baseline for SARS-CoV-2 seroprevalence in Nigeria immediately prior to the spread of the Omicron variant.

2001 ◽  
Vol 9 (6) ◽  
pp. 507-509 ◽  
Author(s):  
Rob Baggott ◽  
David J Hunter

2005 ◽  
Author(s):  
Leslie A. Crimin ◽  
Carol T. Miller

Author(s):  
Scott Burris ◽  
Micah L. Berman ◽  
Matthew Penn, and ◽  
Tara Ramanathan Holiday

This chapter explores the powers of Congress to pass federal public health laws and to delegate authority to federal agencies. The chapter starts with an explanation of Congress’s limited, enumerated powers and how this limits Congress to certain arenas of authority. It next explores the evolution Congress’s use of the Commerce Clause to pass public health laws, before exploring Congress’s use of the Taxing and Spending Clause. The chapter provides examples of how Congress has used both the Commerce Clause and its taxing and spending power to effectuate public health policy. Next, the chapter explains the National Federation of Independent Businesses v. Sebelius case; it details challenges to the Affordable Care Act’s individual mandate and Medicaid and explains the implications of the Supreme Court’s holdings. Lastly, the chapter explains Congress’s authority to delegate authority to federal administrative agencies to issue and enforce public health regulations.


Author(s):  
Monika Mitra ◽  
Linda Long-Bellil ◽  
Robyn Powell

This chapter draws on medical, social, and legal perspectives to identify and highlight ethical issues pertaining to the treatment, representation, and inclusion of persons with disabilities in public health policy and practice. A brief history of disability in the United States is provided as a context for examining the key ethical issues related to public health policy and practice. Conceptual frameworks and approaches to disability are then described and applied. The chapter then discusses the imperativeness of expanding access to public health programs by persons with disabilities, the need to address implicit and structural biases, and the importance of including persons with disabilities in public health decision-making.


2019 ◽  
Vol 40 (1) ◽  
pp. 167-185 ◽  
Author(s):  
Sarah E. Gollust ◽  
Erika Franklin Fowler ◽  
Jeff Niederdeppe

Television (TV) news, and especially local TV news, remains an important vehicle through which Americans obtain information about health-related topics. In this review, we synthesize theory and evidence on four main functions of TV news in shaping public health policy and practice: reporting events and information to the public (surveillance); providing the context for and meaning surrounding health issues (interpretation); cultivating community values, beliefs, and norms (socialization); and attracting and maintaining public attention for advertisers (attention merchant). We also identify challenges for TV news as a vehicle for improving public health, including declining audiences, industry changes such as station consolidation, increasingly politicized content, potential spread of misinformation, and lack of attention to inequity. We offer recommendations for public health practitioners and researchers to leverage TV news to improve public health and advance health equity.


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