Related Experiment Videos
Multicenter cluster-randomized trial of a multifactorial intervention to improve antihypertensive medication
Manel Pladevall1, Carlos Brotons, Rafael Gabriel
1Center for Health Services Research, Henry Ford Hospital, One Ford Place 3A, Detroit, MI, USA. mpladev1@hfhs.org
Circulation
|September 9, 2010
Summary
A multifactorial intervention improved medication adherence and blood pressure control in hypertensive patients. However, this approach did not significantly reduce long-term cardiovascular events in the study population.
Area of Science:
- Cardiology
- Hypertension Management
- Public Health
Background:
- Medication nonadherence is a significant factor in preventable disease complications.
- Effective strategies are needed to improve adherence to antihypertensive medications.
- This study addresses the impact of a multifactorial intervention on adherence and cardiovascular outcomes.
Purpose of the Study:
- To assess the effectiveness of a multifactorial intervention in improving medication adherence.
- To evaluate the intervention's impact on blood pressure control.
- To determine the intervention's effect on reducing cardiovascular events.
Main Methods:
- A multicenter, cluster-randomized trial involving physicians from hypertension clinics and primary care centers in Spain.
- High-risk patients (≥50 years, uncontrolled hypertension, >30% 10-year cardiovascular risk) received care from intervention or control physicians.
- Intervention included pill counts, family member support for adherence, and patient education.
Main Results:
- The intervention group showed significantly improved blood pressure control at 6 months (OR 0.62).
- Medication adherence was significantly higher in the intervention group at 6 months (OR 1.91).
- No significant difference in the composite endpoint of all-cause mortality and cardiovascular hospitalizations was observed after 5 years (HR 0.97).
Conclusions:
- A multifactorial intervention effectively improved adherence to antihypertensive medications.
- The intervention demonstrated success in enhancing blood pressure control.
- The study did not find evidence that the intervention reduced long-term cardiovascular events.
Related Concept Videos
01:28Hypertension IV: Drug Therapy and Lifestyle Modifications
Multiple classes of antihypertensive medications are employed in treating hypertension. The most commonly recommended first-line treatments include:Thiazide Diuretics, such as chlorthalidone, increase sodium and water excretion from the body, reducing blood volume and blood pressure.Angiotensin-converting enzyme inhibitors, like lisinopril, block the conversion of angiotensin I to II, a potent vasoconstrictor lowering blood pressure.Angiotensin II Receptor Blockers (ARBs) prevent angiotensin II...
01:30Hypertension III: Clinical Manifestations and Diagnostic Studies
Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...
01:23Hypertension V: Nursing Management
The nursing management of hypertension involves accurately assessing symptoms, making a comprehensive nursing diagnosis, collaborating with patients to set goals, and implementing targeted interventions to mitigate the condition's impact and improve patient well-being.Comprehensive AssessmentThe initial step in nursing care for hypertension involves a thorough patient assessment. It includes evaluating symptoms such as headaches, dizziness, blurred vision, and previous hypertension episodes.
01:26Atherosclerosis III: Management
Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
01:28Factors affecting Blood pressure
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.
Physiological Factors:
Physiological Factors:
01:18Hypertension and Regulation of Blood Pressure
Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...