Variables | Mean or number | (SD) | (%) |
---|---|---|---|
Baseline characteristics | |||
 Age (years) | 66.92 | (14.08) |  |
 Gender: male, n (%) | 87 |  | 62.1 |
 Education: more than high school, n (%) | 58 |  | 41.4 |
 Service: surgical, n (%) | 89 |  | 63.6 |
 DNR documented before family meeting, n (%) | 112 |  | 80.0 |
 Donor consideration, n (%) | 8 |  | 5.7 |
 Hospitalization (days) | 23.95 | (17.29) |  |
 ICU stay (days) | 18.64 | (14.01) |  |
 Intubation (days) | 17.84 | (13.63) |  |
 Intubation to family meeting (days) | 16.10 | (13.15) |  |
Comorbidities | |||
 Cerebrovascular disease, n (%) | 83 |  | 59.3 |
 Chronic respiratory disease, n (%) | 59 |  | 42.1 |
 Diabetes mellitus, n (%) | 57 |  | 40.7 |
 Heart failure, n (%) | 76 |  | 54.3 |
 Liver disease, n (%) | 43 |  | 30.7 |
 Advanced malignancy, n (%) | 53 |  | 37.9 |
 Renal failure, n (%) | 64 |  | 45.7 |
Admission category | |||
 Neurology, n (%) | 40 |  | 28.6 |
 Oncology, n (%) | 47 |  | 33.6 |
 Cardiology, n (%) | 12 |  | 8.6 |
 Nephrology, n (%) | 3 |  | 2.1 |
 Chest, n (%) | 25 |  | 17.9 |
 Infection, n (%) | 13 |  | 9.3 |
Vital signs from monitor | |||
 SBP (mmHg) | 102.43 | (29.81) |  |
 DBP (mmHg) | 56.86 | (17.53) |  |
 Mean blood pressure (mmHg) | 70.71 | (21.63) |  |
 Pulse rate (/min) | 88.26 | (26.39) |  |
 Respiratory rate (/min) | 17.57 | (9.04) |  |
 Pulse oximeter (%) | 90.05 | (15.01) |  |
Physical variables | |||
 Feeding within 24 h, n (%) | 110 |  | 78.6 |
 Hemodialysis within 3 days, n (%) | 20 |  | 14.3 |
 Presence of IABP, n (%) | 6 |  | 4.3 |
 Tracheostomy, n (%) | 10 |  | 7.1 |
Neurological variables | |||
 Coma scale (total GCS) | 5 | (2) |  |
 Motor response (extensor or absent), n (%) | 70 |  | 50.0 |
 Absent Light reflex, n (%) | 70 |  | 50.0 |
 Absent corneal reflex, n (%) | 73 |  | 52.1 |
 Absent cough reflex, n (%) | 80 |  | 57.1 |
Respiratory variables | |||
 FiO2 from ventilator (%) | 48.59 | (28.20) |  |
 PEEP (cmH2O) | 6.82 | (2.15) |  |
 Static pressure (cmH2O) | 24.41 | (6.97) |  |
 Minute ventilation (L/min) | 8.63 | (3.74) |  |
 Mean airway pressure (mmHg) | 11.92 | (3.74) |  |
 Spontaneous breathing trail within 24 h, n (%) | 57 |  | 40.7 |
Medications previous to withdrawal | |||
 Total dose of opioids within 24 h (mg) | 13.33 | (21.01) |  |
 Total dose of BZDs within 24 h (mg) | 34.00 | (93.30) |  |
 Total dose of propofol within 24 h (mg) | 80.75 | (389.54) |  |
 Opioids use within 24 h, n (%) | 101 |  | 72.1 |
 BZDs use within 24 h, n (%) | 80 |  | 57.1 |
 Propofol use within 24 h, n (%) | 28 |  | 20.0 |
 Inotropic agents use within 24 h, n (%) | 25 |  | 17.9 |
 APACHE II score at ICU admission | 25.21 | (7.74) |  |
 APACHE II score at extubation | 30.58 | (8.26) |  |
 Survival time after Extubation (h) | 21.83 | (53.61) |  |
 Survival more than 1 h (%) | 64 |  | 45.7 |
 Survival more than 24 h | 35 |  | 25.0 |