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Table 3 Summary of distribution of EAP-AIMVS re-arranged after EFA for 200 subjects by ventilation status (N = 200)

From: Development and evaluation of an appraisal form to assess clinical effectiveness of adult invasive mechanical ventilation systems

Item Total (N = 200) Weaning (N = 123) Die during ventilation (N = 77)
Factor 1:Availability    
1. Check ventilator function 3.63 ± 0.49 3.84 ± 0.37 3.29 ± 0.45
2. Select available types and styles of endotracheal or tracheostomy tubes 3.6 ± 0.49 3.81 ± 0.39 3.25 ± 0.43
3. Nursing staff has the necessary knowledge and skills to manage mechanical ventilation system 3.66 ± 0.48 3.85 ± 0.36 3.35 ± 0.48
4. Various policies and procedures related to mechanical ventilation are available 3.62 ± 0.49 3.81 ± 0.39 3.31 ± 0.47
5. Environment is suitable for ventilated patient 3.59 ± 0.52 3.78 ± 0.42 3.29 ± 0.53
Factor 2: Dependability    
6. Ensure that ventilation tubing is not twisted and that it is adequately supported so as not to pull on the ETT/trachi 3.3 ± 0.69 3.6 ± 0.54 2.82 ± 0.62
7. Check placement of tube by listening for equal bilateral breath sounds 3.32 ± 0.69 3.63 ± 0.52 2.82 ± 0.64
8. Ensure that endotracheal tube or tracheostomy tube is held securely in position but not too tightly to result in pressure area lesions 3.1 ± 0.65 3.34 ± 0.54 2.7 ± 0.61
9. Stabilize the tube while turning or moving the patient 3.12 ± 0.71 3.39 ± 0.6 2.68 ± 0.66
10. When possible, elevate head of bed to 30° to 45° prevent ventilator-associated pneumonia 3.29 ± 0.69 3.58 ± 0.57 2.82 ± 0.6
11. Maintain proper cuff pressure and check if necessary to prevent leakage of air and contaminated secretions 3.26 ± 0.72 3.58 ± 0.57 2.74 ± 0.62
12. Suction oropharyngeal and tracheal secretions, more often if necessary, to maintain a patent airway 3.34 ± 0.68 3.66 ± 0.51 2.83 ± 0.62
13. Oral care at least once a shift and more often if indicated 3.3 ± 0.66 3.61 ± 0.51 2.81 ± 0.59
14. Carry out appropriate airway humidification to prevent sticky sputum and keep patient comfortable 3.28 ± 0.69 3.58 ± 0.54 2.79 ± 0.61
15. Ventilator circuits are changed weekly or as necessary 3.3 ± 0.71 3.61 ± 0.55 2.79 ± 0.64
16. HME filters and end expiratory filters are changed routinely every 24 hours or more frequently if condensation is visible 3.29 ± 0.69 3.59 ± 0.54 2.81 ± 0.63
17. Assess patients’ psychological state and help them develop individualized nurse-patient communication method and plan 3.28 ± 0.7 3.58 ± 0.57 2.81 ± 0.63
Factor 3: Capability    
18. Tube displacement 3.16 ± 1.1 3.69 ± 0.68 2.31 ± 1.1
19. Unplanned extubation 3.4 ± 0.9 3.8 ± 0.55 2.74 ± 0.95
20. Airway obstruction 3.36 ± 0.93 3.75 ± 0.58 2.73 ± 1.03
21. Ventilator-associated pneumonia 3.2 ± 1.03 3.63 ± 0.69 2.51 ± 1.11
22. Adverse psychological reactions 3.11 ± 1.08 3.58 ± 0.71 2.35 ± 1.13
Total EAP-AIMVS 73.76 ± 11.62 80.41 ± 6.29 63.13 ± 10.19
  1. EFA, Exploratory Factor analysis.
  2. Data were summarized as mean ± Standard deviations.