Comparison of the efficacy of carbapenems and cephalosporins for postoperative treatment of perforated appendicitis in children

Table 2 Antimicrobial resistance profiles of the two major strains of bacteria, n (%)

Antimicrobial resistance	Pathogenic bacterial species
	E. coli (n = 26)	P. aeruginosa (n = 16)	Combine (n = 11)	Others (n = 12)
Amikacin	1 (3.70)	0 (0.00)	0 (0.00)	0 (0.00)
Amoxicillin/clavulanic acid potassium	8 (30.77)	6 (37.50)	3 (27.27)	4 (33.33)
Aztreonam	4 (15.38)	0 (0.00)	0 (0.00)	1 (8.33)
Gentamicin	4 (15.38)	4 (25.00)	3 (27.27)	3 (25.00)
Ceftazidime	0 (0.00)	0 (0.00)	0 (0.00)	1 (8.33)
Cefuroxime	12 (46.15)	6 (37.50)	4 (36.36)	6 (50.00)
Cefazolin	15 (57.69)	9 (56.25)	5 (45.45)	9 (75.00)
SMZ-TMP	11 (42.31)	8 (50.00)	5 (45.45)	6 (50.00)
Piperacillin tazobactam	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)
Meropenem	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)
Imipenem	0 (0.00)	0 (0.00)	0 (0.00)	0 (0.00)
Levofloxacin	3 (11.54)	2 (12.50)	2 (18.18)	0 (0.00)

E. coli: Escherichia coli; P. aeruginosa: Pseudomonas aeruginosa.