Table 5.

Univariate analyses of risk factors for inappropriate vancomycin use, at the first 24 and 72 hours, according to the CDC criteria (HICPAC,1995), in 557 patients in Sao Paulo Hospital between March and September 2002

Variables	Inapropriateness (24 h)		p	Inappropriateness (72 h)		p
	N(366)	%		N(373)	%
Age
< 60 years	264	(70.5)	0.001	266	(71.3)	0.002
≥ 60 years	102	(56.3)		107	(58.5)
Unit
Others	210	(71.3)	0.001	215	(73.4)	0.001
UCI/UCI ped	156	(59.7)		158	(60.1)
Neutropenia
Yes	9	(32.1)	0.001	8	(32.1)	0.001
No	357	(67.6)		365	(68.9)
Central venous catheter
Yes	221	(62.7)	0.04	226	(64.1)	0.049
No	145	(71.3)		147	(72.3)
Central venous catheter
< 2 weeks	125	(69.9)	0.003	127	(69.5)	0.002
≥ 2 weeks	96	(56.7)		99	(57.9)