Cockroaches as a Source of High Bacterial Pathogens with Multidrug Resistant Strains in Gondar Town, Ethiopia

Table 3

The proportion of MDR and non-MDR isolates in cockroaches from hospital and nonhospital environment, Gondar, 2014.

Bacterial isolate	Site of collection	Non-MDR	MDR	value
S. aureus	Hosp	10 (100)	0	—
	Non-hosp	4 (100)	0
CNS	Hosp	1 (33.3)	2 (66.7)	0.053
	Non-hosp	4 (100)	0
E. coli	Hosp	8 (72.7)	3 (27.3)	0.039
	Non-hosp	6 (33.3)	12 (66.7)
Citrobacter	Hosp	1 (11.1)	8 (88.9)	0.214
	Non-hosp	6 (33.3)	12 (66.7)
Enterobacter spp.	Hosp	2 (22.2)	7 (77.8)	0.086
	Non-hosp	0	12 (100)
K. pneumoniae	Hosp	9 (36)	16 (64)	0.061
	Non-hosp	0	7 (100)
Klebsiella spp.	Non-hosp	2 (28.6)	5 (71.4)	—
Shigella spp.	Hosp	1 (11.1)	8 (88.9)	0.125
	Non-hosp	2 (50)	2 (50)
Providencia spp.	Hosp	3 (27.3)	8 (72.7)	0.755
	Non-hosp	1 (20)	4 (80)
Serratia spp.	Hosp	1 (50)	1 (50)	0.858
	Non-hosp	3 (42.9)	4 (57.1)
Proteus spp.	Non-hosp	1 (50)	1 (50)	—
Salmonella spp.	Hosp	0	4 (100)	—
Total isolates	Non-hosp	36 (38.7)	57 (61.3)	0.420
	Hosp	29 (33)	59 (67)

S. aureus, Staphylococcus aureus; CNS, coagulase negative Staphylococci; E. coli, Escherichia coli; Enterobacter species, Enterobacter cloacae and aerogenes; K. pneumoniae, Klebsiella pneumoniae; other Klebsiella species, Klebsiella ozaenae and rhinoscleromatis; Non-MDR, nonmultidrug resistant; MDR, multidrug resistant; Hosp, hospital environment; Non-hosp, nonhospital environment.