Table 1. Demographic characteristics, clinical severity and outcome of the study population (121 patients).
GCS: Glasgow Coma Scale; SAPS: Simplified Acute Physiology Score. NCS: nerve conduction study-electromyography.
|
Sex
Number (percentage) |
Male
Female |
71 (58.7)
50 (41.3) |
|
Age (years)
Mean (SD) |
51.3 (13.1) | |
|
Surgical status
Number (percentage) |
Nonsurgical
Emergency surgery Neurosurgery Elective surgery |
59 (48.8)
54 (44.6) 38 (70.4) 8 (6.6) |
|
Trauma
Number (percentage) |
37 (30.6) | |
|
Reason for admission
Number (percentage) |
Monitoring
Intensive treatment |
14 (11.6)
107 (88.4) |
|
Organ failures at ICU admission*
Number (percentage) |
Respiratory failure
Neurological failure Cardiovascular failure Renal failure Hepatic failure |
106 (87.6)
62 (51.2) 23 (19.0) 11 (9.1) 2 (1.7) |
|
Cause of ICU admission
Number (percentage) |
Neurological
Non neurological |
106 (87.6)
15 (12.4) |
| GCS (first 24 hours) | 7 (5–10) | |
| Median (IQR) | ||
|
SAPS II
Mean (SD) |
40.0 (14.0) | |
|
Infections at ICU admission
Number (percentage) |
None
Present |
94 (77.7)
27 (22.3) |
|
Maximum severity of infection at ICU admission
Number (percentage) |
Sepsis
Severe sepsis Septic shock |
14 (11.6)
6 (5.0) 7 (5.8) |
|
Infections during the ICU stay
Number (percentage) |
None
Present |
50 (41.3)
71 (58.7) |
|
Maximum severity of infection during ICU stay
Number (percentage) |
Sepsis
Severe sepsis Septic shock |
30 (24.8)
37 (30.6) 18 (14.9) |
| ICU procedures* | Mechanical ventilation
Vasoactive drugs Tracheostomy Enteral nutrition Parenteral nutrition |
115 (95.0)
78 (64.5) 72 (59.5) 106 (87.6) 47 (38.8) |
|
ICU stay (days)
Median (IQR) |
All patients
Patients with abnormal NCS Patients with normal NCS |
19 (13–33)
23 (16–39) 13 (10–19) |
|
Hospital stay (days)
Median (IQR) |
All patients
Patients with abnormal NCS Patients with normal NCS |
32 (21–43)
33 (24–46) 22 (15–30) |
|
Hospital mortality
Number (percentage) |
All patients
Patients with abnormal NCS Patients with normal NCS |
22 (18.2)
20 (21.3) 2 (7.4) |
* Percentages may sum to more than 100% because patients may be classified in more than one category.