August 30, 2005European Journal of Cardiovascular Nursing
Development and Testing of the Dutch Heart Failure Knowledge Scale
Key result
The 15-item Dutch Heart Failure Knowledge Scale demonstrated validity and reliability (Cronbach's alpha 0.62) in differentiating knowledge levels among heart failure patients.
Population
902 heart failure patients from 19 hospitals in the Netherlands
Design
Cross-sectional
Authors
Discussion
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Member takes
Implication
May support tailored HF education; leaves open outcome impact in prospective studies.
Key Points
- To develop and validate a scale measuring heart failure knowledge among patients.
- Developed in three phases: concept analysis, item revision, and validity/reliability testing.
- Validated through face, content, and construct assessments in heart failure patients across 19 hospitals in the Netherlands.
- Sample size of 902 patients to evaluate the scale's reliability using Cronbach's alpha.
- The knowledge scale, consisting of 15 items, effectively distinguishes between high and low levels of heart failure knowledge.
- Cronbach's alpha was determined to be 0.62 in the tested population.
- The scale shows potential for clinical application to measure the impact of education on heart failure patients.
Study Design
Type
Cross-Sectional (n=902)
Multicenter
Yes
Structured PICO
P
Population
902 heart failure patients from 19 hospitals in the Netherlands
I
Intervention
Dutch Heart Failure Knowledge Scale (15-item self-administered questionnaire)
O
Outcome
Validity (face, content, construct) and reliability (Cronbach's alpha) of the scalepatient reported
Main Result
Effect estimate: Cronbach's alpha 0.62
The Dutch Heart Failure Knowledge Scale is a valid and reliable 15-item tool for measuring disease and treatment knowledge in heart failure patients.
Cite This Study
Wal et al. (2005) conducted a cross-sectional in Heart failure (n=902). Dutch Heart Failure Knowledge Scale was evaluated on Validity and reliability of the scale (Cronbach's alpha 0.62). The 15-item Dutch Heart Failure Knowledge Scale demonstrated validity and reliability (Cronbach's alpha 0.62) in differentiating knowledge levels among heart failure patients.