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Relationship between depression and non-adherence to anticoagulant therapy after valve replacement

A M El-Gatit1, A S El-Gatit, M Haw

  • 1Annour Clinic, Red Crescent, Misurata, Libyan Arab Jamahiriya.

Eastern Mediterranean Health Journal = La Revue De Sante De La Mediterranee Orientale = Al-Majallah Al-Sihhiyah Li-Sharq Al-Mutawassit
|November 26, 2004
PubMed

Insights

Depression significantly impacts patient adherence to warfarin therapy and clinic visits after mechanical valve replacement. Managing depression is crucial for improving anticoagulant treatment compliance in developing countries.

Area of Science:

  • Cardiology
  • Psychiatry
  • Pharmacology

Background:

  • Anticoagulant therapy management post-mechanical valve replacement is challenging in developing nations due to poor patient adherence.
  • Warfarin is a common anticoagulant requiring strict adherence for efficacy and safety.

Purpose of the Study:

  • To evaluate the effect of depression on adherence to warfarin therapy and clinic appointments in patients with mechanical heart valves.
  • To explore the relationship between depression, anxiety, social support, and adherence.

Main Methods:

  • Sixty-two patients receiving mechanical heart prostheses and prescribed daily warfarin were studied.
  • Depression was assessed using the Center for Epidemiological Studies Depression Scale.
  • Adherence to medication and clinic visits was monitored over a 3-week interval.

Main Results:

  • Twenty-two out of 62 patients were identified as depressed.
  • Non-depressed patients demonstrated significantly better adherence to warfarin and clinic visits compared to depressed patients.
  • Adherence showed a negative correlation with depression scores.

Conclusions:

  • Depression is a significant barrier to anticoagulant therapy adherence in patients with mechanical heart valves.
  • Interventions addressing depression, anxiety, and social support may improve treatment outcomes in this population.
  • Optimizing anticoagulant management requires a holistic approach considering psychological factors.

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