Construct validity of the chinese version of the self-care of heart failure index determined using structural equation modeling

Xiaofeng Kang, Cheryl R. Dennison Himmelfarb, Zheng Li, Jian Zhang, Rong Lv, Jinyu Guo

Research output: Contribution to journalArticlepeer-review

15 Scopus citations

Abstract

Background: The Self-care of Heart Failure Index (SCHFI) is an empirically tested instrument for measuring the self-care of patients with heart failure. Objective: The aim of this study was to develop a simplified Chinese version of the SCHFI and provide evidence for its construct validity. Methods: A total of 182 Chinese with heart failure were surveyed. A 2-step structural equation modeling procedure was applied to test construct validity. Results: Factor analysis showed 3 factors explaining 43% of the variance. Structural equation model confirmed that self-care maintenance, self-care management, and self-care confidence are indeed indicators of self-care, and self-care confidence was a positive and equally strong predictor of self-care maintenance and self-care management. Moreover, self-care scores were correlated with the Partners in Health Scale, indicating satisfactory concurrent validity. Conclusion: The Chinese version of the SCHFI is a theory-based instrument for assessing self-care of Chinese patients with heart failure.

Original languageEnglish (US)
Pages (from-to)222-228
Number of pages7
JournalJournal of Cardiovascular Nursing
Volume30
Issue number3
DOIs
StatePublished - May 27 2015

Keywords

  • construct validity
  • instrument
  • psychometric
  • self-management
  • structural equation modeling

ASJC Scopus subject areas

  • Cardiology and Cardiovascular Medicine
  • Advanced and Specialized Nursing

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