TABLE 4.

Microbiologic diagnostics

Characteristic	Total population	Survivors	Non‐survivors
Blood cultures performed
Aerobic bacterial culture, n (%)	21 (18.6)	9 (19.1)	9 (15.8)
Aerobic and anaerobic bacterial cultures, n (%)	68 (60.2)	35 (74.5)	30 (52.6)
Blood cultures not performed, n (%)	24 (21.2)	3 (6.4)	18 (31.6)
Blood culture characteristics per patient
No. of bottles collected (median, range)	5 (1–6)	5 (2–6)	4 (1–6)
No. of bottles with bacterial growth (median, range)	0 (0–6)	0 (0–6)	2 (0–6)
% positive bottles in dogs with bacterial growth (median, range)	100 (17‐100)	100 (17‐100)	100 (17‐100)
Blood culture bacterial growth for population
No. of dogs with 1 positive bottle	3	1	2
No. of dogs with 2 positive bottles	7	1	5
No. of dogs with 3 or more positive bottles	31	11	19
No. of dogs with necropsy obtained positive valve cultures	5	0	5
Bartonella specific testing (no. of positive/no. of performed)
PCR	0/6	0/4	0/1
Serology	6/36	2/22	4/12
Culture	0/14	0/9	0/4
BAPGM‐enriched PCR	1/2	1/1	0/0