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An increasing number of epidemiologic studies have identified trust as a social determinant of COVID-19 mortality. Trust influences public compliance with policies aimed at containing the pandemic through physical distancing, wearing masks, and vaccine uptake. However, whilst some forms of trust are public assets (e.g., trust in government), others might be liabilities (e.g., trust in close friends and family members). Contributing to this body of work, Lou et al. (2022) examined associations of trust with COVID-19 fatality rates and willingness to get tested for COVID-19. Using correlation analyses, behavioral experiments, and agent-based modeling, they found institutional trust predicted lower COVID-19 fatality rates and greater willingness to get tested. In contrast, interpersonal trust predicted the speed with which COVID-19 was controlled in the early stages of the pandemic and people's willingness to obey norms preventing the spread of the virus (e.g., decreased nonessential outdoor activity). Investigations such as this offer useful knowledge to public health officials on ways to mitigate a pandemic. This commentary examines the pivotal role of social science in pandemic control, which up to now has been underfunded and overshadowed by the race to develop vaccines. We also highlight the importance of theory, particularly in research on trust, to producing evidence that is replicable and meaningful for policy application.
Hunter syndrome (mucopolysaccharidosis type II, MPS II) is an X-linked lysosomal storage disease caused by deficiency of iduronate-2-sulfatase. Bromopyruvic manufacturer Recently, stroke caused by embolization with Hunter syndrome has been reported. Here, we report the case of a 23-year-old Japanese man with Hunter syndrome who developed subcortical infarction by the mechanism similar to branch atheromatous disease (BAD).
He had been treated with idursulfase supplementation. He presented with left-sided weakness and conjugate eye deviation to the right, and was diagnosed with branch atheromatous disease affecting the right corona radiata, based on MRI findings. The patient was treated with argatroban and aspirin. Magnetic resonance angiography demonstrated no evidence of luminal narrowing of the cerebral arteries. T1-sampling perfection with application-optimized contrasts by using different flip angle evolutions (SPACE) imaging revealed thickened middle cerebral artery. The patient had markedly low flow-mediated vasodilation, suggesting impaired vasodilation in response to nitric monoxide.
The arterial wall thickening and impaired vasodilation in the cerebral arteries related to subcortical infarction. We should clarify the mechanism of cerebral infarction in Hunter syndrome patients.
The arterial wall thickening and impaired vasodilation in the cerebral arteries related to subcortical infarction. We should clarify the mechanism of cerebral infarction in Hunter syndrome patients.
To correlate a radiological assessment of MR motion artifacts with the incidence of repeated sequences and delays derived from modality log files (MLFs) and investigate the suitability of log files for quantifying the operational impact of patient motion.
An experienced, blinded neuroradiologist retrospectively evaluated one full calendar month of sequentially obtained clinical MR exams of the head and/or brain for the presence of motion artifacts using a previously defined clinical grading scale. MLF data were analyzed to extract the occurrence of repeated sequences during the examinations. Statistical analysis included the determination of 95% confidence intervals for repetition ratios, and Welch's t-test to exclude the hypothesis of equal means for different groups of sequences.
A total of 213 examinations were evaluated, comprising 1681 MLF-documented sequences, from which 1580 were archived. Radiological motion assessment scores (0, none to 4, severe) were assigned to each archived sequence. Higherlarly with respect to patient motion.The COVID-19 vaccine rollout has offered a powerful preventive measure to help control SARS-CoV-2 transmission. Nevertheless, long-standing public hesitation around vaccines heightened concerns that vaccine coverage would not achieve desired public health impacts, particularly in light of more contagious variants. This cross-sectional survey was conducted online just before the European vaccine rollout in December 2020 among 7000 respondents (aged 18-65) in Belgium, France, Germany, Italy, Spain, Sweden, and Ukraine. The survey included open text boxes for fuller explanation of responses. Overall, 56.9% of respondents would accept a COVID-19 vaccine, 19.0% would not, and 24.1% did not know or preferred not to say. By country, between 44% (France) and 66% (Italy) of respondents would accept a COVID-19 vaccine. Respondents expressed conditionality in open responses, voicing concerns about vaccine safety and mistrust of authorities. We highlight lessons learned about the dynamism of vaccine conditionality and persistence of safety concerns.
Increased influenza vaccine efficacy is needed in the elderly at high-risk for morbidity and mortality due to influenza infection. Adjuvants may allow hemagglutinin (HA) dose-sparing with enhanced immunogenicity. MAS-1 is an investigational water-in-oil emulsion-based adjuvant/delivery system comprised of stable nanoglobular aqueous droplets.
A phase 1, randomized, double-blind, safety and immunogenicity, adjuvant dose escalation trial was conducted in persons aged 65years and older. MAS-1 adjuvant dose volumes at 0.3mL or 0.5mL containing 9µg per HA derived from licensed seasonal trivalent influenza vaccine (IIV, Fluzone HD 60µg per HA, Sanofi Pasteur) were compared to high dose (HD) IIV (Fluzone HD). Safety was measured by reactogenicity, adverse events, and safety laboratory measures. Immunogenicity was assessed by serum hemagglutination inhibition (HAI) antibody titers.
Forty-five subjects, aged 65-83years, were randomly assigned to receive 9µg per HA in 0.3mL MAS-1 (15 subjects) or HD IIV (15 subjecy in the elderly throughout an influenza season. Clinical Trial Registry ClinicalTrials.gov # NCT02500680.
MAS-1 adjuvant provided HA dose-sparing without safety concerns at the 0.3 mL dose, but the 0.5 mL dose caused late injection site reactions. MAS-1-adjuvanted IIV induced higher HAI antibody responses with prolonged durability including against historical strains, thereby providing greater potential vaccine efficacy in the elderly throughout an influenza season. Clinical Trial Registry ClinicalTrials.gov # NCT02500680.
Refugees often face increased risk of exposure to COVID-19 due to their disproportionate representation in the essential workforce and crowded household conditions. There is a paucity of data about risk factors for under-immunization for COVID-19 among refugees.
Refugees were surveyed in two phases that corresponded to before and after wide availability of COVID-19 vaccines. Participants were asked about their attitudes, and perceptions about COVID-19, previous acceptance of vaccines, sources utilized to obtain trusted health information, and intent to get vaccinated. The overall participant vulnerability was assessed using the social vulnerability index. In-depth semi-structured interviews were completed with key stakeholders through snowball sampling.
Of 247 refugees, 244 agreed to participate in the initial survey. Among those, 140 (57.4%) intended to get vaccinated, 43 (17.6%) were unsure, and 61 (25%) did not intend to get vaccinated. In the follow up survey, all 215 who were reached, agreed to pro were hesitant to get vaccinated. Refugees desired additional education about the benefits and safety of vaccines along with easier access to vaccination clinics in their communities.
Vaccination is the most important mechanism to improve childhood survival. However, immunization coverage is very low and unevenly distributed throughout the country. Therefore, this study was aimed to investigate the spatiotemporal distribution of immunization coverage in Ethiopia.
Immunization coverage data and geospatial covariates data were obtained from EDHS 2000 to 2019 and different publicly available sources. A Bayesian geostatistic model was used to estimate the national immunization coverage at a pixel level and to identify factors associated with the spatial clustering of immunization coverages.
The overall immunization coverage in Ethiopia was 38.7%, 36.55%, 51.8%, 67.1% and 66.9% for 2000, 2005, 2011, 2016 and 2019 respectively. Spatial clustering of low immunization coverage was observed in Eastern, Southern, Southwestern, Southeastern and Northeastern parts of Ethiopia in EDHSs. The altitude of the area was positively associated with immunization coverage in 2000, 2005 and 2019 EDHS. The ings can guide policymakers in Ethiopia to design geographically targeted interventions to increase programs to achieve maximum immunization coverage.
This study found that immunization coverage in Ethiopia substantially varied across the subnational and local levels. Spatial clustering of low immunization coverage was observed in Southern, Southeastern, Southwestern, Northeastern, and Eastern parts of the country. Altitude, population density, precipitation, temperature, travel time to the nearest city in minutes, and distance to the health facilities were factors that affect the spatial clustering of immunizations coverage. These findings can guide policymakers in Ethiopia to design geographically targeted interventions to increase programs to achieve maximum immunization coverage.
Between May 2005 and March 2007, three vaccines were recommended by the Advisory Committee on Immunization Practices for routine use in adolescents in the United States quadrivalent meningococcal conjugate vaccine (MenACWY), tetanus, diphtheria and acellular pertussis vaccine (Tdap), and human papillomavirus vaccine (HPV). Understanding historical adolescent vaccination patterns may inform future vaccination coverage efforts for these and emerging adolescent vaccines, including COVID-19 vaccines.
This was a descriptive, retrospective cohort study. All vaccines administered to adolescents aged 11 through 18years in the Vaccine Safety Datalink population between January 1, 2007 and December 31, 2016 were examined. Vaccination coverage was assessed by study year for ≥1 dose Tdap or Td, ≥1 dose Tdap, ≥1 dose MenACWY, ≥1 dose HPV, and ≥3 dose HPV. The proportion of vaccine visits with concurrent vaccination (≥2 vaccines administered at the same visit) was calculated by sex and study year. The most common vacci combinations administered concurrently in the adolescent population of the Vaccine Safety Datalink provide historical patterns with which to compare future adolescent vaccination campaigns.Hematological malignancy and solid tumor are major risks for invasive pneumococcal disease. Thirteen-valent pneumococcal conjugate vaccine (PCV13) is recommended for immunocompromised patients aged 6 years and older and adults who had not received the vaccine previously. However, vaccination for these individuals is not publicly subsidized in Japan. We measured pneumococcal serotype-specific IgGs (Pn-IgGs) and opsonophagocytic activities (Pn-OPAs) against PCV13 serotypes (1, 3, 5, 6A, 7F, and 19A) in patients with hematological malignancies and solid tumors who were outside the recommended age range for routine vaccination at baseline and at 1 and 6 months after the first dose of PCV13. Pneumococcal serotype-specific memory B cells (Pn-MBCs) against serotype 3 were measured from a portion of the study samples. Thirty-seven patients (30 in the young patient group and 7 in the adult patient group) completed the study. Pn-IgGs were significantly elevated at 1 month post-vaccination and persisted in protection level for 6 months after the first vaccination against all six serotypes measured except serotype 3.