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Development of the compliance with mechanical ventilator scale in: A validity and reliability study
Berrin Pazar1, Hafize Savas1, Sadık Turgut2
1Surgical Diseases Nursing, Faculty of Health Sciences, Lokman Hekim University, Ankara, Turkey.
Nursing in Critical Care
|October 28, 2024
Summary
A new scale reliably assesses patient adherence to mechanical ventilation in cardiac surgery intensive care units (ICUs). This tool aids nurses in objective patient assessment, improving care quality.
Area of Science:
- Cardiology
- Intensive Care Medicine
- Respiratory Therapy
Background:
- Mechanical ventilation is a standard treatment in cardiac surgery intensive care units (ICUs).
- Effective patient adherence is crucial for successful postoperative respiratory support.
- Objective assessment tools are needed to monitor this adherence.
Purpose of the Study:
- To develop a scale for assessing patient adherence to mechanical ventilation.
- To evaluate the validity and reliability of this new scale.
- To provide a tool for nurses in cardiac surgery ICUs.
Main Methods:
- A scale development and validation study involving 222 cardiac surgery patients.
- Initial item pool generation through literature review and nurse interviews.
- Content validity assessment by 14 experts, followed by Confirmatory Factor Analysis.
- Reliability testing using test-retest analysis and Cronbach's alpha.
Main Results:
- The developed scale achieved a content validity criterion of 0.83.
- Confirmatory Factor Analysis indicated good model fit.
- High reliability was demonstrated with an Intraclass Correlation Coefficient (ICC) of 0.932.
- Cronbach's alpha values exceeded 0.90 for the overall scale and its subscales.
Conclusions:
- The Mechanical Ventilator Compliance Scale is a valid and reliable instrument.
- It enables objective assessment of patient adherence to mechanical ventilation.
- The scale supports evidence-based practice for nurses in cardiac surgery ICUs.
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