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Explanatory digital video disc with patients undergoing diagnostic cardiac catheterization
Sabrina Koehler Torrano1, Verene Beatriz Veiga, Sílvia Goldmeier
1Instituto de Cardiologia, Fundação Universitária de Cardiologia, Porto Alegre, RS, Brazil. pesquisa@cardiologia.org.br
Revista Latino-Americana De Enfermagem
|August 31, 2011
Summary
A video significantly improved patient knowledge about cardiac catheterization. Patients who watched the educational video demonstrated better understanding of the diagnostic procedure compared to those who did not.
Area of Science:
- Cardiology
- Medical Education
Background:
- Patient understanding of diagnostic cardiac catheterization is crucial for informed consent and reduced anxiety.
- Traditional methods of patient education may not always be effective in conveying complex procedural information.
Purpose of the Study:
- To assess the impact of an educational video on patient knowledge before outpatient diagnostic cardiac catheterization.
- To compare the knowledge levels of patients receiving video-based education versus standard information.
Main Methods:
- A cross-sectional study involving 94 first-time cardiac catheterization patients in a cardiology reference hospital.
- Patients were divided into an intervention group (viewed a 5-minute video) and a control group.
- A 12-question instrument assessed patient understanding of the cardiac catheterization procedure.
Main Results:
- The intervention group achieved a significantly higher mean correct answer rate (74.6% ± 17.1) compared to the control group (31.6% ± 18.8).
- The difference in knowledge scores between the groups was statistically significant (P=.000).
Conclusions:
- An explanatory video is an effective tool for enhancing patient knowledge regarding diagnostic cardiac catheterization.
- Video-based patient education can improve understanding of hemodynamic procedures.
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