Systematic and Meta-Analytic Review: Medication Adherence Among Pediatric Patients With Sickle Cell Disease

Kristin Loiselle1, Jennifer L Lee2, Lauren Szulczewski2

  • 1Division of Behavioral Medicine and Clinical Psychology, Cincinnati Children's Hospital Medical Center kristin.loiselle@cchmc.org.

Insights

Medication adherence in pediatric sickle cell disease (SCD) varies widely due to different assessment methods. Future research should standardize assessments and explore key factors influencing adherence.

Area of Science:

  • Pediatric Hematology
  • Pharmacology
  • Public Health

Background:

  • Sickle cell disease (SCD) requires consistent medication adherence for effective management.
  • Understanding adherence rates and influencing factors is crucial for improving patient outcomes.

Purpose of the Study:

  • To systematically review medication adherence rates in pediatric SCD patients.
  • To analyze adherence based on assessment methods and medication types.
  • To identify correlates of adherence for future research.

Main Methods:

  • Systematic review of 49 articles published between 1982 and February 2015.
  • Meta-analysis of 14 studies focusing on demographic, medical, and psychosocial factors.
  • Analysis of medication adherence rates across different assessment strategies.

Main Results:

  • Reported adherence rates varied significantly, from 12% to 100%.
  • Approximately 30% of studies identified associations between adherence and key correlates.
  • Effect sizes for these associations were generally small to moderate (r = .02–.53).

Conclusions:

  • Variability in assessment methods likely contributes to the wide range of reported adherence rates.
  • Standardized assessment strategies are needed for future pediatric SCD adherence studies.
  • Incorporating key correlates in future research is recommended to better understand and improve adherence.
Abstract

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