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[Patients with the highest cardiovascular risk are the least compliant with their antihypertensive therapy (DESIR
M C Aumont1, F A Allaert, L Garnier
1AP-HP, CHU de Bichat, département de cardiologie, Paris.
Insights
Hypertension non-compliance is higher in men, obese, diabetic, dyslipidemic, and smoking patients. Patients with multiple cardiovascular risk factors show significantly poorer adherence to antihypertensive treatment.
Area of Science:
- Cardiology
- Public Health
- Clinical Pharmacy
Context:
- Hypertension affects millions globally, necessitating consistent antihypertensive treatment for effective management.
- Suboptimal patient adherence to prescribed medications remains a significant challenge in achieving blood pressure control.
- Understanding factors influencing non-compliance is crucial for developing targeted interventions.
Purpose:
- To investigate the sociodemographic and clinical characteristics associated with poor adherence to antihypertensive medications.
- To identify patient profiles at higher risk of non-compliance with blood pressure-lowering therapies.
Summary:
- A study of 1965 hypertensive patients revealed that 16.4% exhibited definite poor compliance and 19.4% probable poor compliance.
- Poor adherence was significantly more prevalent in males, overweight/obese individuals, diabetics, dyslipidemic patients, smokers, and those with a family history of premature cardiovascular death or prior cardiovascular events.
- Compliance rates decreased notably with an increasing number of cardiovascular risk factors, with 51.5% non-compliance in patients with three or more risk factors.
Impact:
- Identifies high-risk patient groups for antihypertensive non-compliance, enabling personalized patient care strategies.
- Highlights the need to reassess and tailor preventive information delivery for high-risk cardiovascular patients.
- Informs healthcare providers about key clinical and sociodemographic predictors of treatment adherence in hypertension management.
Aim Of The Study:
To identify the sociodemographic and clinical profile of hypertensive patients who are not compliant with their antihypertensive treatment.
Methods:
each cardiologist described his or her next 4 hypertensive patients from a clinical standpoint and gave them a self-administered compliance questionnaire developed by the French Committee to Fight Hypertension, which they returned directly to the analysis center using a postage-paid reply envelope.
Results:
1965 patients 63.9 +/- 12.1 years old, 55.3% of whom were male, were included in the study. According to the specific questionnaire, compliance is definitely satisfactory in 35.9% of patients, is probably satisfactory in 28.3%, is probably poor in 19.4% and is definitely poor in 16.4%. Poor compliance is more frequent among men (38.1 vs. 33.4%; p < 0.05), overweight or obese patients (35.8 and 43.0% vs. 30.0%; p < 0.001), diabetics (46.7 vs. 32.3%; p < 0.0001), dyslipidemic patients (39.3 vs. 31.8%; p < 0.001), smokers (50.2 vs. 33.8%; p < 0.0001), those whose father died of cardiovascular causes before 55 years of age (51.6 vs. 34.1%; p < 0.0001) or those with a previous history of CV events (40.6 vs. 32.8%; p < 0.001). The rate of poor compliance increases with the number of risk factors: 27.3% with no risk factor other than high BP, 32.2% with one, 37.2 with 2 and 51.5% with 3 or more (p < 0.0001). Multifactorial analyses confirm the independent effect of obesity, diabetes, smoking, and father's CV death before age 55 on patient compliance.
Conclusion:
patients with the highest CV risk are those who are the least compliant with their antihypertensive treatment. These results raise the question of the appropriateness of the prevention information given to the most at-risk patients.
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Special considerations while measuring blood pressure
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.