Seven-year overview of antimicrobial resistance in diarrheagenic Escherichia coli from sporadic human diarrhea cases in 20 Chinese provinces

Table 1 Annual and geographical distribution of pathotypes of 9,068 diarrheagenic Escherichia coli isolates from sporadic diarrhea cases in China, 2016–2022

Groups	EAEC	EPEC	ETEC	EHEC	EIEC	Unknown^a	Total
Year
2022	659	263	252	17	7	62	1260
2021	814	339	466	28	10	156	1813
2020	589	286	198	39	15	7	1134
2019	771	395	474	12	22	4	1678
2018	663	359	352	12	19	12	1417
2017	468	273	312	9	14	2	1078
2016	322	184	167	5	10	-	688
Province
Anhui	420	128	187	2	10	8	755
Beijing	897	676	780	20	24	2	2399
Gansu	382	80	47	30	12	-	551
Guangxi	184	38	45	4	3	-	274
Guizhou	34	3	6	-	1	-	44
Hebei	66	49	17	2	-	8	142
Henan	239	45	57	-	10	-	351
Heilongjiang	48	8	10	1	-	1	68
Hubei	30	25	32	-	-	2	89
Hunan	149	135	111	1	2	5	403
Jilin	35	20	4	1	-	-	60
Jiangsu	550	337	221	16	18	140	1282
Neimenggu	95	25	4	3	1	-	128
Ningxia	85	78	26	16	4	28	237
Shandong	194	141	217	8	2	6	568
Shanxi	199	131	75	1	4	-	410
Shanghai	274	53	214	2	-	1	544
Tianjin	52	43	34	3	-	2	134
Xingjiang	43	5	4	2	3	-	57
Zhejiang	310	79	130	10	3	40	572

^a "Unknown" indicates strains identified as diarrheagenic Escherichia coli, but the specific pathotypes are not available
EAEC Enteroaggregative E. coli, EPEC Enteropathogenic E. coli, EHEC Enterohemorrhagic E. coli, ETEC Enterotoxigenic E. coli, EIEC Enteroinvasive E. coli

ISSN: 2731-9970