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Related Concept Videos

Pre-Procedural Guidelines for Assessing Blood Pressure01:10

Pre-Procedural Guidelines for Assessing Blood Pressure

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Accurate blood pressure assessment is crucial for diagnosing and managing various health conditions. To ensure the reliability of these measurements, healthcare professionals must adhere to standardized pre-procedural guidelines. These guidelines enhance patient safety and improve the overall quality of healthcare. The following steps are essential for obtaining accurate and consistent blood pressure readings, from using the appropriate tools to ensuring effective communication with the...
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This procedural guide systematically measures blood pressure using an oscillometric digital sphygmomanometer, emphasizing accuracy, patient safety, and comfort.
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Measurement of Blood Pressure01:17

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Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a...
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Special considerations while measuring blood pressure01:28

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When assessing blood pressure (BP), healthcare professionals must consider various factors and potential unexpected outcomes to ensure accurate readings and provide proper patient care. Adhering to these guidelines is essential to achieving the most reliable results.
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.
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Errors occurring during blood pressure monitoring01:25

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Blood pressure monitoring is a crucial clinical procedure in diagnosing and managing various cardiovascular conditions. Despite its significance, the accuracy of blood pressure measurements can be compromised by multiple factors, potentially leading to either falsely high or low readings. These inaccuracies are critical as they can significantly impact patient care. So, it is vital to understand these challenges deeply and adopt strategic approaches to minimize errors.
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Several physiological and lifestyle factors influence blood pressure (BP). Understanding these factors is crucial as they are significant in patient education and blood pressure management.
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Outcome-Driven Thresholds for Increased Home Blood Pressure Variability.

Eeva P Juhanoja1, Teemu J Niiranen2, Jouni K Johansson2

  • 1From the Department of Health, National Institute for Health and Welfare, Turku, Finland (E.P.J., T.J.N., J.K.J., P.J.P., V.L.L., A.M.J.); Division of Medicine (E.P.J.) and Heart Centre (V.L.L.), Turku University Hospital, Finland; Department of Medicine, University of Turku, Finland (E.P.J., A.M.J.); Framingham Heart Study, Boston University, MA (T.J.N.); Studies Coordinating Centre, Research Unit Hypertension and Cardiovascular Epidemiology, KU Leuven Department of Cardiovascular Sciences, University of Leuven, Belgium (L.T., J.A.S.); Department of Planning for Drug Development and Clinical Evaluation, Tohoku University Graduate School of Pharmaceutical Sciences, Sendai, Japan (K.A., T.O., Y.I.); Department of Hygiene and Public Health, Teikyo University School of Medicine, Tokyo, Japan (K.A., T.O.); Department of Preventive Medicine and Epidemiology, Tohoku Medical Megabank Organization, Tohoku University, Sendai, Japan (A.H.); Hospital Italiano de Buenos Aires, Argentina (L.S.A.); Department of Public Health, Tohoku University Graduate School of Medicine, Sendai, Japan (I.T.); Hypertension Center STRIDE-7, National and Kapodistrian University of Athens, School of Medicine, Third Department of Medicine, Sotiria Hospital, Greece (G.S.S.); and R&D VitaK Group, Maastricht University, The Netherlands (J.A.S.). eeva.juhanoja@utu.fi.

Hypertension (Dallas, Tex. : 1979)
|February 15, 2017
PubMed
Summary

Increased day-to-day home blood pressure (BP) variability is linked to higher cardiovascular disease risk. Defining thresholds like a systolic coefficient of variation over 11.0 can help identify at-risk individuals.

Keywords:
blood pressureepidemiologyhypertensionrisk factors

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Area of Science:

  • Cardiology
  • Hypertension Research
  • Preventive Medicine

Background:

  • Blood pressure (BP) variability is a known predictor of cardiovascular disease (CVD).
  • Lack of established clinical thresholds for BP variability hinders its practical application.
  • Home BP monitoring offers a valuable tool for assessing BP variability.

Purpose of the Study:

  • To establish outcome-driven thresholds for increased day-to-day home BP variability.
  • To investigate the association between home BP variability and cardiovascular outcomes.

Main Methods:

  • A population-based study of 6238 individuals from Japan, Greece, and Finland.
  • Home BP variability defined as the coefficient of variation of morning BP over 3-7 days.
  • Cox regression models used to assess the association between BP variability and CVD outcomes, adjusted for risk factors.

Main Results:

  • Increased systolic/diastolic home BP variability was significantly associated with higher risks of cardiovascular mortality and events.
  • A 1 SD increase in variability raised mortality risk by 17%/22% and event risk by 13%/14%.
  • Individuals in the highest decile of variability (systolic CV >11.0, diastolic CV >12.8) showed substantially increased CVD mortality and event risks.

Conclusions:

  • Elevated day-to-day home BP variability is a significant predictor of adverse cardiovascular outcomes in the general population.
  • Specific thresholds for home BP variability (systolic CV >11.0, diastolic CV >12.8) identify individuals at increased CVD risk.
  • These findings can aid clinicians in identifying high-risk patients for targeted interventions.