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Related Concept Videos

Assessment of the Cardiovascular System I: Subjective Data01:23

Assessment of the Cardiovascular System I: Subjective Data

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A thorough health history and physical assessment are essential for identifying cardiovascular disease (CVD) symptoms and distinguishing them from other health issues.
Initial Enquiry
Ask the patient about their primary concern and thoroughly explore all reported symptoms.
Medical History
Investigate past illnesses affecting the cardiovascular system, such as angina, anemia, rheumatic fever, congenital heart disease, stroke, thrombophlebitis, dysrhythmias, varicosities
Inquire about symptoms...
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Related Experiment Video

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Measuring Cardiac Autonomic Nervous System ANS Activity in Children
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Normative data on cardiovascular autonomic function in Greenlandic Inuit.

Marie Mathilde Bjerg Christensen1,2, Christian Stevns Hansen3, Jesper Fleischer4,5

  • 1Department of Clinical Epidemiology, Steno Diabetes Center Copenhagen, Gentofte, Denmark marie.mathilde.bjerg.christensen.01@regionh.dk.

BMJ Open Diabetes Research & Care
|October 2, 2021
PubMed
Summary

Cardiovascular autonomic function in Greenlandic Inuit is lower than in other populations. This study establishes normative data for cardiovascular autonomic reflex tests (CARTs) and heart rate variability (HRV) in this group.

Keywords:
diabetes complicationsdiabetic neuropathiesheart rate variabilityindigenous peoples

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Area of Science:

  • Cardiology
  • Autonomic Nervous System
  • Population Health

Background:

  • Diabetes prevalence is rising in Greenlandic Inuit, but cardiovascular autonomic neuropathy (CAN) data is lacking.
  • Establishing normative data for cardiovascular autonomic function is crucial for diagnosing CAN in this population.

Purpose of the Study:

  • To establish normative reference data for cardiovascular autonomic function in Greenlandic Inuit.
  • To assess cardiovascular autonomic reflex tests (CARTs) and heart rate variability (HRV) in a non-diabetic Greenlandic Inuit cohort.

Main Methods:

  • Cross-sectional study involving 472 Greenlandic Inuit participants.
  • Utilized cardiovascular autonomic reflex tests (CARTs) and power spectral analysis of heart rate variability (HRV).
  • Applied piecewise linear quantile regression at the fifth percentile to estimate normative limits, adjusting for age and sex.

Main Results:

  • Normative reference data for CARTs and HRV were established for all age groups.
  • Higher age was inversely associated with all CARTs and HRV outcomes.
  • Cardiovascular autonomic function levels were notably lower compared to previous studies of other nationalities.

Conclusions:

  • The established normative data provides a benchmark for assessing cardiovascular autonomic function in Greenlandic Inuit.
  • Lower autonomic function may be influenced by sociodemographic and cultural factors specific to the Greenlandic Inuit population.
  • Further research is needed to explore the impact of lifestyle factors on cardiovascular autonomic function in this population.