Table 4. Antimicrobial resistance pattern.

S: susceptibility, I: intermediate, R: resistant, HAP: hospital-acquired pneumonia, VAP: ventilator-associated pneumonia

Parameters	Day 0 of VAP/HAP diagnosis
Antibiotics	Total	S	I	R
Piperacillin-tazobactam	85	12 (14.12%)	0 (0%)	73 (85.88%)
Meropenem	62	11 (17.74%)	1 (1.61%)	50 (80.65%)
Imipenem	89	12 (13.48%)	9 (10.11%)	68 (76.4%)
Amikacin	97	22 (22.68%)	8 (8.25%)	67 (69.07%)
Gentamicin	84	18 (21.43%)	2 (2.38%)	64 (76.19%)
Ceftazidime-avibactam	50	28 (56%)	0 (0%)	22 (44%)
Colistimethate sodium	102	-	99 (97.06%)	3 (2.94%)