الفهرس 
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Abstract
Abstract
Background: Mechanical ventilation (MV) is life-saving technology. Mechanical ventilator has serious complications, so the ultimate goal of MV is ventilator discontinuation, weaning a patient from MV is challenge for critical care nurses who play a vital role in assessing patient readiness for weaning. The aim: Study aimed to assess the factors affecting weaning of mechanically ventilated patients. Design: Descriptive exploratory research design was used in carrying out this study. Setting: The study was conducted in the medical intensive care units at Ain Shams Hospitals. Sample: A convenience sample of all available nurses (n=50) and a convenience sample of 50 patients with MV. Tools of data collection: Patients’ physical assessment tool, Hospital anxiety and depression scale, Nurses’ self-administered questionnaire, Equipment’s and Environmental- related factors tool. Results: 70% of the studied nurses had satisfactory level of knowledge regarding the total knowledge about patient weaning from mechanical ventilator. Also, 72% of the studied nurses had satisfactory level in practicing their role during the process of weaning of patient from MV device. In addition to 81% of the human resources and structure was available. Moreover 67% of the equipment was available. Conclusion: More than two thirds of the studied nurses had a satisfactory level in practicing their role during the process of weaning of patient from MV. Also the most of the human resources and structure was available. In addition to more than two thirds of the equipment was available. Recommendations: An orientation programme for staff newly appointed to the ICU should be conducted including education with regard weaning from mechanical ventilator. Extensive and ongoing in-service training programmes for ICU nurses to improve their knowledge and practice regarding weaning of patients from mechanical ventilator.