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Optimal schedule for home blood pressure monitoring based on a clinical approach

Jouni K Johansson1, Teemu J Niiranen, Pauli J Puukka

  • 1Population Studies Unit, Department of Chronic Disease Prevention, National Institute for Health and Welfare, Peltolantie, Turku, Finland. jouni.johansson@utu.fi

Journal of Hypertension
|October 8, 2009
PubMed

Insights

For accurate home blood pressure (HBP) monitoring, duplicate morning and evening measurements over at least four days are recommended. Early measurements should not be discarded for reliable BP assessment and target organ damage risk evaluation.

Area of Science:

  • Cardiovascular Medicine
  • Hypertension Research
  • Clinical Diagnostics

Background:

  • Accurate blood pressure (BP) monitoring is crucial for managing hypertension and assessing cardiovascular risk.
  • Current guidelines for home blood pressure (HBP) measurement may not fully optimize data collection for clinical decision-making.
  • Understanding the optimal frequency and timing of HBP measurements is essential for reliable patient assessment.

Purpose of the Study:

  • To determine the optimal schedule for home blood pressure (HBP) measurement using a clinical approach.
  • To evaluate the correlation between HBP readings and ambulatory blood pressure (ABP) monitoring.
  • To assess the relationship between HBP measurements and indicators of target organ damage.

Main Methods:

  • Four hundred sixty-four participants performed duplicate HBP measurements twice daily for seven days.
  • Ambulatory blood pressure (ABP) monitoring and target organ damage assessments (echocardiography, microalbuminuria) were conducted.
  • Correlations between HBP, ABP, and target organ damage indicators were calculated to identify optimal measurement schedules.

Main Results:

  • The association between HBP and ABP or target organ damage indicators improved with cumulative measurements.
  • Highest correlations were achieved using the mean of all 28 measurements, with no significant increase after day 4.
  • Discarding first-day measurements did not alter correlations; morning and evening HBP showed similar predictive value.

Conclusions:

  • Duplicate morning and evening HBP measurements on at least four days are necessary for reliable BP estimation and risk assessment.
  • Contrary to current European guidelines, measurements from the first day should not be discarded.
  • This optimized HBP measurement schedule enhances the evaluation of cardiovascular risk and target organ damage.
Abstract

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