Genetic Diversity, Antimicrobial Resistance Pattern, and Biofilm Formation in Klebsiella pneumoniae Isolated from Patients with Coronavirus Disease 2019 (COVID-19) and Ventilator-Associated Pneumonia

Table 2

Comparing the three major clusters of K. pneumoniae isolates obtained from patients with COVID-19.

Cluster	Antibiotic
	Mer	CPM	TOB	AZT	IMI	GEM	CIP	PTZ
J () (%)	11 (100)	10 (90.9)	9 (81.8)	10 (90.9)	6 (54)	9 (81.8)	11 (100)	10 (90.9)
H () (%)	9 (90)	5 (50)	6 (60)	6 (60)	5 (50)	4 (40)	8 (80)	6 (60)
E () (%)	6 (60)	6 (60)	0 (0)	6 (60)	6 (60)	0 (0)	6 (60)	6 (60)
value	0.4762^#	0.635^#	0.3615^#	0.0635^#	1^#	0.0805^#	0.2143^#	0.1486^#
	0.0351^^	0.1486^^	≤0.001^^	0.0635^^	1^^	≤0.001^^	0.0351^^	0.1486^^
	0.3034	1	0.0108	1	1	0.0902	0.6285	1

^#Comparison between clusters J and H. ^{^}Comparison between clusters J and E. Comparison between clusters H and E.