Table 3.

Organisms isolated from early- and late-onset VAP cases.

Pathogen	Total Isolates n (%)	Early-Onset VAP	Late-Onset VAP	p
A. baumannii	32 (53)	17 (47)	15 (62)	0.3
P. aeruginosa	22 (37)	13 (36)	9 (37)	1
Enterobacterales	17 (28)	11 (30)	6 (25)	0.77
S. aureus	3 (5)	3 (5)	_	0.27
-MSSA	2	2	_
-MRSA	1	1	_
Potentially MDR; n (%)	58 (97)

MRSA = methicillin-resistant S. aureus, MSSA = methicillin-sensitive S. aureus, MDR: multidrug resistant.