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[Content validation of the dimensions constituting non-adherence to treatment of arterial hypertension]

José Wicto Pereira Borges1, Thereza Maria Magalhães Moreira2, Malvina Thaís Pacheco Rodrigues1

  • 1Universidade Federal do Piauí, Teresina, Brazil.

Revista Da Escola De Enfermagem Da U S P
|December 19, 2013
PubMed

Insights

This study validated key dimensions of nonadherence to arterial systemic hypertension treatment. The findings confirm a structured understanding of patient nonadherence factors, crucial for effective hypertension management.

Area of Science:

  • Medical Science
  • Health Services Research

Background:

  • Nonadherence to treatment is a significant challenge in managing arterial systemic hypertension.
  • Understanding the multifaceted dimensions of nonadherence is critical for developing targeted interventions.

Purpose of the Study:

  • To validate the content of the dimensions comprising nonadherence to arterial systemic hypertension treatment.
  • To establish a reliable framework for assessing nonadherence in hypertensive patients.

Main Methods:

  • Methodological study employing content validation techniques.
  • Initial integrative review identified four dimensions: person, disease/treatment, health service, and environment.
  • Expert evaluation by 17 nurses, pharmacists, and physicians using the Content Validity Index (IVCi and IVCt) and binomial test.

Main Results:

  • The study successfully validated the dimensions of nonadherence.
  • The overall Content Validity Index for the set of dimensions (IVCt) was 0.88.
  • This indicates a reasonable and systematic comprehension of nonadherence phenomena.

Conclusions:

  • The validated dimensions provide a robust tool for understanding and measuring nonadherence in arterial systemic hypertension.
  • These findings support improved clinical practice and research in hypertension treatment adherence.

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