Table 1 Baseline characteristics of brain injured patients
All patients (n = 64) | Infected (n = 23) | Non-infected (n = 41) | |
|---|---|---|---|
Main characteristics | |||
Age (years, n, %) | 51 (19.3) | 52 (18.2) | 50 (20.1) |
Male gender (n, %) | 47 (73%) | 15 (65%) | 32 (78%) |
Reason for ICU admission (n, %) | |||
TBI | 50 (78%) | 18 (78%) | 32 (78%) |
iCVA | 9 (14%) | 2 (9%) | 7 (17%) |
hCVA | 5 (8%) | 3 (13%) | 2 (5%) |
Admission injury/illness severity scores | |||
ISS (mean, SD) | 24 (11) | 26 (12) | 23 (11) |
AIS thorax ≥ 3 (n, %) | 13 (26%) | 5 (28%) | 8 (25%) |
AIS abdomen/pelvis ≥ 3 (n, %) | 2 (4%) | 1 (6%) | 1 (3%) |
AIS extremity ≥ 3 (n, %) | 4 (8%) | 0 (0%) | 4 (13%) |
AIS external ≥ 3 (n, %) | 0 (0%) | 0 (0%) | 0 (0%) |
GCS (median, IQR) | 7 (3–9) | 7 (3–8) | 6 (3–9) |
SAPS 2 (mean, SD) | 43.7 (11.3) | 45.5 (9.3) | 42.7 (12.3) |
APACHE II (median, IQR) | 19 (16–23) | 19 (17–21) | 19 (15–23) |
Comorbidity | |||
Prehospital beta-blocker use (n, %) | 10 (16%) | 4 (17%) | 6 (15%) |
Hypertension (n, %) | 14 (22%) | 5 (22%) | 9 (22%) |
CVA (n, %) | 6 (9%) | 3 (13%) | 3 (7%) |
Cardiac pathology (n, %) | 11 (17%) | 3 (13%) | 8 (20%) |
Diabetes mellitus (n, %) | 6 (9%) | 2 (9%) | 4 (10%) |
COPD (n, %) | 4 (6%) | 1 (4%) | 3 (7%) |
Alcohol abuse (n, %) | 5 (8%) | 2 (9%) | 3 (7%) |
Admission clinical parameters | |||
Heart rate (bpm, mean, SD) | 80 (17) | 83 (15) | 79 (18) |
SBP (mmHg, mean, SD) | 132 (29) | 132 (37) | 133 (24) |
Temperature (°C, mean, SD) | 35.6 (1.2) | 35.5 (1.3) | 35.7 (1.2) |
Admission lab parameters | |||
Hb (mmol/l, median, IQR) | 7.9 (6.7–8.5) | 7.2 (6.3–8.2)* | 8.0 (7.5–8.8) |
WCC (× 10^9/l, mean SD) | 11.8 (4.7) | 11.6 (5.8) | 11.9 (4.0) |
CRP (mg/l, median, IQR) | 3.8 (0.7–6.7) | 3.8 (2–7.4) | 4.9 (0.6–7.8) |