Table 3.

Species composition of CTX-M-type ESBL-producing Enterobacterioceae.

Strains	No. (X/N)	Percentage (%)
Escherichia coli	403 (226/177)	88.0
Klebsiella pneumoniae	26 (19/7)	5.7
Enterobacter cloacae	12 (7/5)	2.6
Enterobacter aerogenes	10 (6/4)	2.2
Citrobacter freundii	7 (4/3)	1.5
Total	458	100.0

X, Xintai county; N, Ningyang county.