Table 1.

Cases of bacteremia and definite IE and the annual incidence (n per 1,000,000 inhabitants). Propensity of the genera and species to cause IE

Genus/species	Bacteremia, cases	Bacteremia, incidence	IE, cases (IE/B* (%))	IE, incidence
All HACEK episodes	118	5.3	27 (23)	1.2
Haemophilus species^	36	1.6	5 (14)	0.22
H. parainfluenzae	29	1.3	5 (17)	0.22
H. haemolyticus	1	0.04	0 (0)	0
H. parahaemolyticus	5	0.22	0 (0)	0
Aggregatibacter species	36	1.6	14 (39)	0.62
A. actinomycetemcomitans	13	0.58	8 (62)	0.36
A. aphrophilus	20	0.89	5 (25)	0.22
A. segnis	3	0.13	1 (33)	0.04
Cardiobacterium hominis	6	0.27	3 (50)	0.13
Eikenella corrodens	31	1.4	2 (6)	0.09
Kingella kingae	9	0.40	3 (33)	0.13

*B, bacteremia

^{^}One BC isolate only assigned to the genus level, a dental infection