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Risk for Unstable Blood Pressure in Hospitalized Cardiac Patients - A Multi-Aggregation Content Analysis
Ricardo Costa da Silva1, Marcos Venicios de Oliveira Lopes2, Viviane Martins da Silva2
1Nursing Department, State University of Goiás, Ceres, Goiás, Brazil.
International Journal of Nursing Knowledge
|July 17, 2026
Summary
Fourteen risk factors for
Area of Science:
- Nursing
- Cardiology
- Healthcare Research
Background:
- The nursing diagnosis 'Risk for Unstable Blood Pressure' requires content validation.
- Accurate diagnostic content is crucial for effective patient care in cardiac settings.
Purpose of the Study:
- To analyze and validate the content of the nursing diagnosis 'Risk for Unstable Blood Pressure' within the NANDA-I classification.
- To identify relevant risk factors for this diagnosis in hospitalized cardiac patients.
Main Methods:
- A methodological study utilizing a quantitative approach.
- Expert review by 54 nurses and physicians using eight content validity indices.
- Assessment of 18 risk factors for relevance and validity.
Main Results:
- 14 out of 18 assessed risk factors were found to be relevant to the causal structure.
- High internal consistency and intercorrelation among the validated risk factors.
- The set of risk factors accurately represents the diagnostic content.
Conclusions:
- 14 risk factors are valid and relevant for the nursing diagnosis 'Risk for Unstable Blood Pressure' in hospitalized cardiac patients.
- Findings support early clinical nursing management and suggest updates to NANDA International terminology and definitions.
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