TABLE 1.

The prevalence of Salmonella Enteritidis isolates showing resistance to cefepime in Shanghai, China from 2005 to 2014.

Year	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014
Number (%)	n (%)	n (%)	n (%)	n (%)	n (%)	n (%)	n (%)	n (%)	n (%)	n (%)
Human-derived	0 (0.00%, 0/8)	0 (0.00%, 0/62)	0 (0.00%, 0/57)	0 (0.00%, 0/125)	0 (0.00%, 0/123)	1 (0.52%, 1/192)	6 (1.01%, 6/597)	14 (2.84%, 14/492)	8 (1.42%, 8/562)	7 (1.65%, 7/425)
Animal-derived food*	0 (0.00%, 0/0)	0 (0.00%, 0/0)	0 (0.00%, 0/0)	0 (0.00%, 0/0)	0 (0.00%, 0/0)	0 (0.00%, 0/30)	0 (0.00%, 0/82)	0 (0.00%, 0/55)	1 (1.49%, 1/67)	1 (2.70%, 1/37)
Total	0 (0.00%, 0/8)	0 (0.00%, 0/62)	0 (0.00%, 0/57)	0 (0.00%, 0/125)	0 (0.00%, 0/123)	1 (0.45%, 1/222)	6 (0.88%, 6/679)	14 (2.56%, 14/547)	9 (1.43%, 9/629)	8 (1.73%, 8/462)

^∗Animal-derived food: chicken wings (n = 1), duck breast (n = 1).