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Relationship between blood pressure levels and adherence to medication in patients with chronic heart failure: how

Mahsa Mohammadi1, Inger Ekman, Maria Schaufelberger

  • 1Department of Medicine, The Sahlgrenska Academy at Goteborg University, Goteborg, Sweden. mahsa@student.gu.se

Vascular Health and Risk Management
|May 14, 2009
PubMed

Insights

Changes in blood pressure during angiotensin-converting enzyme (ACE)-inhibitor treatment in heart failure patients correlate with self-care behaviors. Improved blood pressure may enhance patient motivation for medication adherence.

Area of Science:

  • Cardiology
  • Pharmacology
  • Patient Adherence

Background:

  • Chronic heart failure (CHF) management involves complex medication regimens, including angiotensin-converting enzyme (ACE)-inhibitors.
  • Patient understanding of medications and self-care activities are crucial for treatment success in CHF.
  • Objective clinical signs and subjective patient experiences may interact during treatment titration.

Purpose of the Study:

  • To examine the impact of objective clinical changes during ACE-inhibitor up-titration on patient perception of medication information.
  • To assess the relationship between objective physiological changes and subjective self-care behaviors in CHF patients.
  • To explore how medication titration influences patient engagement with their treatment.

Main Methods:

  • Prospective study of consecutive patients undergoing ACE-inhibitor up-titration for chronic heart failure.
  • Utilized the Satisfaction with Information about Medicines Scale and European Heart Failure Self-Care Behaviour Scale.
  • Monitored blood pressure, pulse, and serum creatinine at baseline and follow-up visits.

Main Results:

  • Significant correlations were observed between changes in systolic and diastolic blood pressure and self-care scores.
  • Blood pressure changes at baseline and follow-up were associated with self-care behavior scores.
  • Diastolic blood pressure specifically correlated with the 'potential problem of medication' component of the satisfaction scale.

Conclusions:

  • The observed relationship between blood pressure and self-care suggests that patients with more advanced disease (often with lower blood pressure) may exhibit increased motivation for adherence.
  • Physiological improvements during ACE-inhibitor therapy might positively influence patient engagement in self-care behaviors.
  • This highlights the interconnectedness of clinical status, medication management, and patient-reported outcomes in heart failure.
Abstract

Keywords:
adherenceblood pressurechronic heart failurescales

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