Skip to main content

Table 1 Subjects’ demographics and characteristics

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

Variables (N = 200)
Age 58.3 (16 to 99)
< 45 yrs 42 (21.0)
45 – 55 yrs 35 (17.5)
55 – 65 yrs 46 (23.0)
65 – 75 yrs 38 (19.0)
75 yrs 39 (19.5)
Sex  
Male 142 (71)
Female 58 (29)
APACHE II score  
<10 50 (25.0)
11-20 67 (33.5)
21-30 41 (20.5)
>30 42 (21.0)
Ventilator type  
Servos 42 (21.0)
PB840 60 (30.0)
Vela 36 (18.0)
Drager 62 (31.0)
Artificial airway  
endotracheal tube by mouth 123 (61.5)
endotracheal tube by nose 30 (15.0)
tracheotomy 16 (8.0)
endotracheal tube by mouth + Tracheotomy 31 (15.5)
Duration of mechanical ventilation, hour 216.8 (2 to 2880)
Ventilation outcome  
Weaning 123 (61.5)
Died during ventilation 77 (38.5)
  1. Data were summarized as mean (Range: Min. to Max.) for continuous variables and n (%) for categorical variables.