Publications by authors named "H L Ainsworth"

Article Synopsis
  • - The study evaluated a behavior change intervention aimed at reducing dental caries in secondary school children in the UK, involving 4680 participants from 42 schools over 2.5 years, with a focus on schools with higher free school meal eligibility to address low household income.
  • - Data collection included mixed methods such as self-reported questionnaires, staff feedback, and interviews to assess implementation fidelity, acceptability, and contextual factors surrounding the intervention.
  • - While the intervention was mostly implemented as planned, challenges included inconsistent delivery of classroom sessions and technical issues with text messages; despite this, the intervention was generally deemed acceptable by participants.
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There is a critical need to generate age- and sex-specific survival curves to characterize chronological aging consistently across nonhuman primates (NHP) used in biomedical research. Sex-specific Kaplan-Meier survival curves were computed in 12 translational aging models: baboon, bonnet macaque, chimpanzee, common marmoset, coppery titi monkey, cotton-top tamarin, cynomolgus macaque, Japanese macaque, pigtail macaque, rhesus macaque, squirrel monkey, and vervet/African green. After employing strict inclusion criteria, primary results are based on 12,269 NHPs that survived to adulthood and died of natural/health-related causes.

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Background: The presence of dental caries impacts on children's daily lives, particularly among those living in deprived areas. There are successful interventions across the United Kingdom for young children based on toothbrushing with fluoride toothpaste. However, evidence is lacking for oral health improvement programmes in secondary-school pupils to reduce dental caries and its sequelae.

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Article Synopsis
  • There is a significant need to create age- and sex-specific survival curves for nonhuman primates (NHP) in biomedical research to better understand aging.
  • A study analyzed data from over 110,000 captive NHP to generate survival curves for various species, reporting meaningful differences in lifespans and health based on sex and species type.
  • Results indicated that male NHP, particularly among certain African and Asian species, had reduced survival rates, and median lifespans were often lower than what was previously documented, suggesting these analyses may more accurately reflect healthspan rather than just lifespan.
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Youth mental health and access to mental health resources are ongoing concerns for many students, families, and school personnel. Schools are trusted entities with the potential to disseminate accurate information. However, little is known about how school districts utilize the opportunity to connect students to trustworthy online mental health crisis resources.

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