Table 2. Clinical symptoms of party participants during outbreak of gastroenteritis associated with Escherichia albertii, by pathogen identified, Japan*.

Symptom	E. albertii, n = 21†	E. albertii and E. coli O183:H18, n = 7	E. coli O183:H18, n = 3	None,‡ n =11§
Diarrhea	17 (81)¶	7 (100)§	1 (33)	4 (36)
Abdominal pain	16 (76)¶	6 (86)§	2 (67)	3 (27)
Nausea	5 (24)	5 (71)§	0	1 (9)
Fever	8 (38)	4 (57)	2 (67)	4 (36)
None	1 (5)¶	0	0	5 (45)

*Values are no. (%). None, negative for both pathogens. 
†One symptomatic person was excluded because no clinical record was available.
‡Negative for both pathogens.
§One person was excluded because no clinical record was available.
¶A 2-tailed Fisher exact test (p<0.05) showed significant differences between the groups from which E. albertii or E. coli O183:H18 was isolated and the groups from which they were not isolated.