Journal article

Construct validity of the Heart Failure Screening Tool (Heart-FaST) to identify heart failure patients at risk of poor self-care: Rasch analysis

Nicholas A Reynolds, Chantal F Ski, Samantha M McEvedy, David R Thompson, Jan Cameron

JOURNAL OF ADVANCED NURSING | WILEY | Published : 2018

Abstract

AIM: The aim of this study was to psychometrically evaluate the Heart Failure Screening Tool (Heart-FaST) via: (1) examination of internal construct validity; (2) testing of scale function in accordance with design; and (3) recommendation for change/s, if items are not well adjusted, to improve psychometric credential. BACKGROUND: Self-care is vital to the management of heart failure. The Heart-FaST may provide a prospective assessment of risk, regarding the likelihood that patients with heart failure will engage in self-care. DESIGN: Psychometric validation of the Heart-FaST using Rasch analysis. METHOD: The Heart-FaST was administered to 135 patients (median age = 68, IQR = 59-78 years; 10..

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