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Published on: November 10, 2017
ALERT-LDL: adherence to guidelines in the treatment of patients with dyslipidemia
Giorgio Bosso1, Mariarosaria De Luca2, Giovanni Alma1
1ARCA (Associazioni Regionali Cardiologi Ambulatoriali), Campania, Italy.
Insights
Optimizing lipid-lowering therapy based on cardiovascular risk significantly reduced LDL-c levels in outpatients. Treatment adherence and achievement of lipid targets improved substantially after 12 months, highlighting the importance of risk-stratified care.
Area of Science:
- Cardiology
- Lipidology
- Preventive Medicine
Background:
- Cardiovascular risk stratification is crucial for tailoring lipid-lowering therapies.
- Dyslipidemia management requires adherence to evidence-based guidelines for optimal patient outcomes.
- Outpatient settings present unique challenges in achieving target lipid levels.
Purpose of the Study:
- To evaluate adherence to guideline-oriented dyslipidemia treatment in an outpatient population.
- To assess the efficacy of optimizing lipid-lowering therapy based on individual cardiovascular risk levels.
- To determine the impact of risk-stratified treatment adjustments on low-density lipoprotein cholesterol (LDL-c) levels.
Main Methods:
- Prospective study involving 3,075 outpatients classified by cardiovascular risk.
- Therapies were optimized, and LDL-c levels were monitored at baseline and 3-month follow-up.
- Further treatment adjustments were made for patients not reaching lipid targets.
Main Results:
- Significant LDL-c reduction observed across all cardiovascular risk subgroups (p < 0.05).
- Increased use of statins (63% to 89%) and PCSK-9 inhibitors (1.4% to 5.8%-18.4%) during follow-up.
- Proportion of patients achieving lipid targets rose from 22.7% to 68.5%.
Conclusions:
- Risk-stratified optimization of lipid-lowering therapy is effective in improving LDL-c levels and achieving treatment targets.
- Enhanced adherence to guideline-oriented treatment in outpatient cardiology settings leads to better lipid profiles.
- Implementation of measures encouraging risk-based lipid management is recommended for cardiovascular disease prevention.
Abstract:
The association between LDL-c levels and cardiovascular outcomes suggests tailoring lipid-lowering therapies according to total cardiovascular risk. We aimed to evaluate the adherence to guidelines-oriented dyslipidaemia's treatment in an outpatient population referring to ARCA cardiologists, and assess the efficacy of treatment's optimization for each specific level of risk. Three thousand seventy-five patients enrolled in this prospective study were classified according to cardiovascular risk category, and their therapies were optimized. At the beginning and the 3 month follow-up visit, LDL-c data were collected, and further therapies were prescribed to the patients that did not reach the target. A significant LDL-c reduction was observed in all subgroups at different cardiovascular risk at the end of the study (p < 0.05). The number of patients assuming statins, both in monotherapy and in combination with ezetimibe, increased during the follow-up (63% at the enrollment vs 89% after 12 months). At the enrollment, only 1.4% of patients were treated with PCSK-9 inhibitors while after 12 months the percentage increased both in high (5.8%) and very high-risk (18.4%) patients. At the beginning of the study, only 698/3075 patients (22.7%) reached lipid targets. At the end of the study, carried out by the referring cardiologists in the pertaining healthcare districts and specifically aimed to control the lipid profile, the percentage of patients on target increased in all risk categories (68.5%). Our results suggest carefully implementing measures that encourage outpatients and their cardiologists to achieve the targeted lipid profile according to cardiovascular risk.
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