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Related Concept Videos

Primary Healthcare Services01:30

Primary Healthcare Services

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Primary care promotes wellness and prevents disease. This care includes health promotion, education, protection (such as immunizations), early disease screening, and environmental considerations. Settings providing this type of healthcare include physician offices, public health clinics, school nursing, and community health nursing.
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Health promotion allows a person to control the determinants of health, resulting in an improved health status. It enhances the quality of life and reduces premature deaths. Health promotion and illness prevention programs help people make beneficial choices to reduce the risk of disease and disabilities. There are three health promotion and illness prevention levels: primary, secondary, and tertiary prevention.
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Preventive Healthcare Services01:30

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Preventive healthcare services keep people healthy via frequent check-ups, screening, and counseling. They primarily aid in disease prevention rather than treating an acute or chronic illness. Preventive treatment also keeps individuals productive and energetic, allowing them to work well into their retirement years. Examples of preventive care services include:
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Disease surveillance is the systematic collection, analysis, and interpretation of health data essential to the planning, implementation, and evaluation of public health practice. This process integrates data dissemination to entities responsible for preventing and controlling disease, injury, and disability. Surveillance systems provide crucial information for action, helping public health authorities make informed decisions to manage and prevent outbreaks, ensure public safety, optimize...
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Healthcare Agencies II01:17

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There are various healthcare agencies in the United States—some of which are managed by religious institutions and others by different government branches.
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At the different levels of the healthcare system, we see varying methods of healthcare used. These methods include managed care systems, case management, and primary healthcare.
Managed Care System:
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Determining Soil-transmitted Helminth Infection Status and Physical Fitness of School-aged Children
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Public Health.

Scott T Chiesa1, Sarah-Naomi James2, Holly T Haines3

  • 1UCL Unit for Lifelong Health and Ageing, London, England, United Kingdom.

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Summary
This summary is machine-generated.

Early head circumference, not birth weight, is linked to later cognitive ability. Brain size and IQ differences in childhood explain the association between early development and future cognitive reserve.

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Area of Science:

  • Developmental Psychology
  • Neuroscience
  • Public Health

Background:

  • Low cognitive ability in early life increases dementia risk later.
  • Birth weight and head size are developmental markers linked to early cognition.
  • Associations between these markers and cognition may persist into adolescence.

Purpose of the Study:

  • To examine if birth weight and head circumference predict cognitive ability into adolescence.
  • To identify mediating pathways linking these early factors to later cognitive function.

Main Methods:

  • Utilized data from 4,896 participants in the Avon Longitudinal Study of Parents and Children (ALSPAC).
  • Assessed weight, head circumference, and IQ at multiple time points from birth to 15 years.
  • Employed linear regression and structural equation modeling (SEM) to analyze relationships.

Main Results:

  • Both birth weight and head circumference independently associated with IQ at ages 4, 8, and 15.
  • Association between birth weight and IQ weakened over time.
  • Birth head circumference consistently predicted IQ; SEM revealed indirect pathways via early childhood IQ and head size.

Conclusions:

  • Early differences in brain size and IQ are key to understanding the link between early development and later cognitive ability.
  • Head circumference is a more consistent predictor of long-term cognitive function than birth weight.