Table 1.

U.S. listeriosis outbreaks associated with fresh produce.

Associated Food	Source of Contamination	Year	Number of States Affected	Cases	Hospitalizations	Deaths	Reference
Enoki mushrooms	TBD	2020	17	36	30	4	[18]
Frozen vegetables	Processing environment	2016	4	9	9	3	[19]
Packaged salad	Processing environment	2016	9	19	19	1	[20]
Caramel apples	Processing environment	2014	12	35	34	7	[16]
Mung bean sprouts	Production environment	2014	2	5	5	2	[21]
Peaches and nectarines	Packinghouse environment	2014	4	2	2	1	[17,22]
Cantaloupes	Processing environment	2011	28	147	143	33	[14]
Chopped celery	Processing environment	2010	1	10	10	5	[15]
Sprouts	Production environment	2008	Unknown	20	16	0	[23]
Raw celery, tomatoes, and lettuce	Unknown	1979	1	20	20	5	[23,24]