Table 1.

Epidemiologic and clinical characteristics of the study population

Variable	Population size	Result*
Age (years)	223	49 (35–61)
Male gender	223	150 (67.3%)
BMI	191	25 (22–30)
Simplified Acute Physiology Score	219	50 (40–64)
Comorbidities	223	129 (57.8%)
Arterial hypertension	223	71 (31.8%)
Diabetes mellitus	223	29 (13%)
Cancer	223	9 (4%)
Immunodeficiency	223	40 (17.9%)
Chronic renal failure	223	11 (4.9%)
Chronic respiratory failure	223	4 (1.8%)
Sickle cell disease	223	10 (4.5%)
Type of admission
Medical	223	158 (70.9%)
Elective surgery	223	0
Emergent surgery	223	66 (29.1%)
Traumatic	223	68 (30.5%)
Reason for admission
Trauma	223	68 (30.5%)
Coma	223	34 (15.3%)
Acute respiratory failure	223	30 (13.4%)
Shock	223	29 (13.0%)
Cardiac arrest	223	16 (7.2%)
Status epilepticus	223	7 (3.1%)
Intra-abdominal infection	223	6 (2.7%)
Burn	223	6 (2.7%)
Meningoencephalitis	223	5 (2.2%)
Other	223	22 (9.7%)
Antibiotics during previous year	223	27 (12.1%)
In the last 3 months	223	18 (8.1%)
In the last 3–6 months	223	5 (2.2%)
In the last 6–12 months	223	4 (1.8%)
Hospitalization during the previous year	223	44 (19.1%)
In the last 3 months	223	21 (9.4%)
In the last 3–6 months	223	6 (2.7%)
In the last 6–12 months	223	17 (7.6%)

^*nb (%) or median (IQR).