Adherence with statins in a real-life setting is better when associated cardiovascular risk factors increase: a cohort study
2011

Statin Adherence and Cardiovascular Risk Factors

Sample size: 16397 publication 10 minutes Evidence: moderate

Author Information

Author(s): Latry Philippe, Molimard Mathieu, Dedieu Bernard, Couffinhal Thierry, Bégaud Bernard, Martin-Latry Karin

Primary Institution: Direction Régionale du Service Médical de l'Assurance Maladie d'Aquitaine, Cnam-TS, Bordeaux, France

Hypothesis

Does adherence to statin treatment differ according to the number of cardiovascular risk factors?

Conclusion

Adherence to statins was poor overall, but better for patients with a higher number of cardiovascular risk factors.

Supporting Evidence

  • 21.7% of patients had no additional cardiovascular risk factors.
  • 31% had two cardiovascular risk factors.
  • 47% had at least three cardiovascular risk factors.
  • Adherence was assessed using four parameters: days covered, treatment regularity, persistence, and refill delay.
  • Patients with three or more risk factors had a mean adherence of 72%.

Takeaway

People who take statins are more likely to stick to their medication if they have more health problems. It's like doing your homework better when you have a big test coming up.

Methodology

A cohort study using data from the French national health insurance system, following newly treated patients with statins for 15 months.

Potential Biases

Potential misclassification of patients due to the use of proxies for diabetes and cardiovascular disease.

Limitations

The study relied on proxies for cardiovascular risk factors and did not include detailed medical data.

Participant Demographics

Mean age was 61 years, with 48% male participants.

Statistical Information

P-Value

p<0.001

Confidence Interval

[54.7;57.2]

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1186/1471-2261-11-46

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