Table 1.

Demographic characteristics of the patients and cohorts and surveillance data

	Patients			Cohorts			P
	N	%		N	%
Gender
Female	29	46		29	46		1
Male	34	54		34	54
Result
Alive patients	14	22,2		31	49,2		0,002*
Mortality	49	77,7		32	50,8
	Mean	St.D	Min-Max	Mean	St.D	Min-Max
Age	70,22	19,48	14-95	69,59	19,56	14-95	0,79
Hospital day	46,78	36,73	5-190	26,08	16,15	0-80	0,001*
Hospital day in ICU	32,87	36,86	0-190	17,17	13,39	0-60	0,01*
APACHE II score	24,65	9,59	4-50	24	9,42	4-50	0,66
CVC day	17,83	28,24	0-129	8,43	11,76	0-46	0,05
UC day	22,75	28,36	0-129	17,06	12,92	0-60	0,99
MV day	12,63	25,53	0-121	6,17	10,48	0-46	0,3
Antibiotic# day	15,08	13,76	0-67	14,92	9,05	6-47	0,31

CVC: Central venous catheter, UC: Urinary catheter, ICU: Intensive care unit, MR: Mechanical ventilation

^*Statistically significant

^#The duration of antibiotic therapy are used before positive culture in patients, the duration of antibiotic therapy are used during follow-up period in cohorts.