280 research outputs found

    The Public’s Perceptions of Government Officials’ Communication in the Wake of the COVID-19 Pandemic

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    Early news coverage in the US about the COVID-19 pandemic focused on information released from local, state and federal government officials. With an emphasis on US government at these levels, this study examined whether the public’s credibility perceptions and trust in government, along with message exposure, influenced their adherence to information from the government about (a) stay-at-home orders, (b) social distancing and (c) COVID-19 testing. Source credibility theory and situational crisis communication theory provided the theoretical framework for this study. Through the survey data analysis, we investigated communication preferences in the wake of the pandemic and whether credibility perceptions differed according to the level of government. Survey findings revealed that message exposure influenced respondents’ perceived credibility of and trust in government officials during and after the stay-at-home order. Finally, practical implications regarding recommended communication strategies based on the findings were discussed

    Impact of Tobacco-Pack Pictorial Warnings on Youth and Young adults: A Systematic Review of Experimental Studies

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    Introduction:We conducted a systematic review of the experimental literature on the impact of tobacco-pack pictorial warning labels (PWLs) on youth and young adults. Methods:We systematically searched computerized databases and the reference list of relevant articles. We included studies that used an experimental protocol to assess PWLs. Studies had to report findings for youth or young adult samples (aged \u3c 30 years). Thirty-one studies met the inclusion criteria, with a total sample size of 27506. Two coders independently coded all study characteristics and outcomes. Results:Twenty-eight studies experimentally evaluated PWLs for cigarette packs while three studies evaluated PWLs for smokeless tobacco packs. Generally, PWLs led to higher attention, stronger cognitive and affective reactions, more negative pack attitudes and smoking attitudes, and increased intentions not to use tobacco products compared to text warnings. PWLs were perceived to be more effective than text warnings for both cigarette packs and smokeless tobacco packs. Conclusions:The systematic review showed that PWLs on tobacco products are effective across a wide range of tobacco-related outcomes among young people. Gaps in the literature include a lack of research on tobacco initiation and cessation and a dearth of literature on non-cigarette tobacco products

    The impact of strengthening cigarette pack warnings: Systematic review of longitudinal observational studies

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    Cigarette pack warnings are a tobacco control strategy used globally. To understand their impact, we systematically reviewed longitudinal observational studies examining national implementation of strengthened warnings

    Effects of Strengthening Cigarette Pack Warnings on Attention and Message Processing: A Systematic Review

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    The current study sought to examine the impact of strengthening cigarette pack warnings on attention, message processing, and perceived effectiveness, through a systematic review of longitudinal observational studies. The review included 22 studies (N = 81,824 participants). Strengthened warnings increased attention to warnings, recall of warnings, and thinking about the health risks of smoking. Strengthened warnings also increased several perceived effectiveness outcomes, including perceptions that warnings reduce smoking and motivate quitting. Strengthened cigarette pack warnings achieve their goal of attracting attention and enhancing motivation to act. Strengthening warning policies should be a priority for tobacco control globally

    The impact of strengthening cigarette pack warnings: Systematic review of longitudinal observational studies

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    Cigarette pack warnings are a tobacco control strategy used globally. To understand their impact, we systematically reviewed longitudinal observational studies examining national implementation of strengthened warnings

    Pictorial cigarette pack warnings: a meta-analysis of experimental studies

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    To inform international research and policy, we conducted a meta-analysis of the experimental literature on pictorial cigarette pack warnings

    Adolescent sexual health communication and condom use: A meta-analysis.

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    Condom use is critical for the health of sexually active adolescents, and yet many adolescents fail to use condoms consistently. One interpersonal factor that may be key to condom use is sexual communication between sexual partners; however, the association between communication and condom use has varied considerably in prior studies of youth. The purpose of this meta-analysis was to synthesize the growing body of research linking adolescents’ sexual communication to condom use, and to examine several moderators of this association

    SARS-CoV-2 (COVID-19) Vaccine Intentions in Kentucky

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    Background: At the time of our writing, the COVID-19 pandemic continues to cause significant disruption to daily lives. In Kentucky, the burdens from this disease are higher, and vaccination rates for COVID-19 are lower, in comparison to the U.S. as a whole. Understanding vaccine intentions across key subpopulations is critical to increasing vaccination rates. Purpose: This study explores COVID-19 vaccine intentions in Kentucky across demographic subpopulations and also investigates the influences on vaccine intention of attitudes and beliefs about COVID-19. Methods: A population-based survey of 1,459 Kentucky adults was conducted between January 26 and March 20, 2021, with over-sampling of black/African American and Latino/a residents, using online and telephonic modalities. Descriptive statistics characterize the sample and overall vaccine intentions and beliefs. Multivariable linear regression models probed relationships between demographics and vaccination intentions, as well as relationships between vaccination beliefs and vaccination intention. Results: Of the 1,299 unvaccinated respondents, 53% reported intent to get vaccinated, 16% had not decided, and 31% felt they would not get vaccinated. Lower vaccination intention was independently associated with age, lower educational attainment, black/African American race, lower income, Republican political affiliation, rural residence, and several beliefs: low vaccine safety, low vaccine efficacy, the rapidity of vaccine development, and mistrust of vaccine producers. Implications: Increasing COVID-19 vaccination rates will help end this pandemic. Findings from this study can be used to tailor information campaigns aimed at helping individuals make informed decisions about COVID-19 vaccination

    Morphological changes associated with Nile crocodile (Crocodylus niloticus) phallic glans inflation

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    The crocodylian phallic glans is the distal inflatable structure that makes the most direct contact with the female cloacal and associated reproductive tract openings during copulation. Therefore, its form and function directly impact female tissue sensory interactions and insemination mechanics. Compared to mammals, less is known about glans functional anatomy among other amniotes, including crocodylians. Therefore, we paired an ex vivo inflation technique with magnetic resonance imaging 3D-reconstructions and corresponding histological analyses to better characterize the morphological glans restructuring occurring in the Nile crocodile (Crocodylus niloticus) at copulation. The expansion of contiguous inflatable spongiform glans tissues is variably constrained by adjacent regions of dense irregular collagen-rich tissues. Therefore, expansion shows regional differences with greater lateral inflation than dorsal and ventral. Furthermore, this enlargement elaborates the cup-like glans lumen, dorsally reorients the glans ridge, stiffens the blunt and bifid glans tip, and putatively works to seal the ventral sulcus spermaticus semen conduit groove. We suggest how these dynamic male structures may interact with structures of the female cloacal urodeum and how these morphological changes, in concert with the varying material properties of the structural tissue compartments visualized in this study, aid copulatory gamete transfer and resulting fecundity. RESEARCH HIGHLIGHTS : Nile crocodile glans inflation produces a reproductively relevant copulatory structure directing insemination and female tissue interactions. Pairing magnetic resonance imaging 3D reconstruction with corresponding histology effectively studies functional anatomy.DATA AVAILABILITY STATEMENT : The MRI data that support the findings of this study are openly available in Morphosource at https://www.morphosource.org/reference number S30335.SUPPORTING INFORMATION : Figure S1. Correspondence between proximal glans tissue compartment histological staining and MRI. (a) Milligan's trichrome section: dense collagen tissue (DC), spongiform tissue (Sp), elastin-rich tissues (E), sulcus spermaticus (SS) note the groove opening is a histological processing artifact, smooth muscle fiber bundles (SM). Scale bar = 2 mm. (b) MRI dotted line traces: epithelia (pink), dense collage tissues (blue), spongiform tissues (purple), elastin-rich tissues (green), sulcus spermaticus (red), and smooth muscle fiber bundles (yellow).University of Pretoriahttp://wileyonlinelibrary.com/journal/jmorhj2021Anatomy and PhysiologyParaclinical Science

    Reducing Concurrent Sexual Partnerships Among Blacks in the Rural Southeastern United States: Development of Narrative Messages for a Radio Campaign

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    In the United States, heterosexual transmission of HIV infection is dramatically higher among Blacks than among Whites. Overlapping (concurrent) sexual partnerships promote HIV transmission. The authors describe their process for developing a radio campaign (Escape the Web) to raise awareness among 18–34-year-old Black adults of the effect of concurrency on HIV transmission in the rural South. Radio is a powerful channel for the delivery of narrative-style health messages. Through six focus groups (n = 51) and 42 intercept interviews, the authors explored attitudes toward concurrency and solicited feedback on sample messages. Men were advised to (a) end concurrent partnerships and not to begin new ones; (b) use condoms consistently with all partners; and (c) tell others about the risks of concurrency and benefits of ending concurrent partnerships. The narrative portrayed risky behaviors that trigger initiation of casual partnerships. Women were advised to (a) end partnerships in which they are not their partner’s only partner; (b) use condoms consistently with all partners; and (c) tell others about the risks of concurrency and benefits of ending concurrent partnerships. Messages for all advised better modeling for children
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