Table 2.

Characteristics of patients infected by A. baumannii (n=49) according to the ward of hospitalization (ICU vs non-ICU)

Parameter	ICU (n=32)	Non-ICU (n=17)	p
Age (years), mean ± standard deviation	54±16	56±22	0.377
Sex (male), n (%)	23 (72)	16 (94)	0.066
Presence of intrinsic risk factors (chronic underlying conditions), n (%)	14 (44)	16 (94)	0.001
McCabe classification, n (%)			0.007
Non-fatal	28 (88)	9 (53)
Ultimately or rapidly fatal	4 (12)	8 (47)
Charlson index, mean ± standard deviation	0.84±1.51	2.18±2.65	0.012
Sites of infection, n (%)			0.001
Pneumonia	25 (78)	2 (12)
Tracheobronchitis	6 (19)	10 (59)
Primary bacteremia	1 (3)	2 (12)
Surgery-related intra-abdominal	0	1 (6)
Osteoarticular	0	1 (6)
Soft tissue	0	1 (6)
Secondary bacteremia	5 (16)	1 (6)
Severity of infection, n (%)			0.131
Sepsis	22 (69)	15 (92)
Severe sepsis/septic shock	10 (31)	2 (12)
Combination antibiotherapy, n (%)	16 (50)	12 (71)	0.229
Mortality at 30 days, n (%)	7 (22)	6 (35)	0.331

Abbreviations: A. baumannii, Acinetobacter baumannii; ICU, intensive care unit.