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Blood Pressure Control and Adherence to Drug Treatment in Patients with Hypertension Treated at a Specialized

Mayra Cristina da Luz Pádua Guimarães1, Juliana Chaves Coelho1, Giovanio Vieira da Silva2

  • 1Graduate Program in Adult Health Nursing (PROESA), University of São Paulo Nursing School, São Paulo, SP, Brazil.

Patient Preference and Adherence
|December 17, 2021
PubMed

Insights

High adherence to hypertension medication was observed in 90.1% of patients. However, blood pressure control was less frequent, influenced by marital status and prescribed medications.

Area of Science:

  • Cardiology
  • Clinical Pharmacy
  • Public Health

Background:

  • Hypertension management requires consistent adherence to antihypertensive drug treatment.
  • Effective blood pressure control is crucial for preventing cardiovascular complications.
  • Understanding factors influencing adherence and control in specialized care settings is vital.

Purpose of the Study:

  • To identify variables associated with blood pressure control.
  • To assess adherence to antihypertensive drug treatment.
  • To evaluate these factors in patients within a specialized, highly complex outpatient service.

Main Methods:

  • A prospective, cross-sectional study involving 253 hypertensive patients (≥18 years) at a tertiary hospital.
  • Adherence assessed using the Morisky Green Levine Scale; blood pressure control defined as <140/90 mmHg.
  • Multiple logistic regression analysis used to identify independent predictors (p≤0.05).

Main Results:

  • Blood pressure control was achieved in 69.2% of patients; adherence was high at 90.1%.
  • Independent predictors for blood pressure control included married marital status (OR 2.3), use of calcium channel blockers (OR 0.4), and number of prescribed drugs (OR 0.78).
  • No variables were significantly associated with treatment adherence.

Conclusions:

  • A high frequency of satisfactory adherence to antihypertensive therapy was noted.
  • Blood pressure control was less prevalent and linked to social and treatment-related factors.
  • Findings highlight the complexity of hypertension management beyond medication adherence.
Abstract

Keywords:
adherencecontrolhypertensionpharmacological treatment

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