Table 2.

Comparison of Capnocytophaga canimorsus and Human-Oral–Associated Capnocytophaga Bacteremia

Characteristic	Capnocytophaga canimorsus Bacteremia (n = 16)	Human-Oral–Associated Capnocytophaga Bacteremia (n = 22)	P Value
Baseline characteristic
Age, y, median (IQR)	57 (48.0–74.3)	59.5 (47.3–68.5)	.69
Male sex	10 (62.5)	13 (59.1)	.832
Risk factors
Alcohol use disorder	2 (12.5)	0 (0.0)	.171
Splenectomy	2 (12.5)	0 (0.0)	.171
Diabetes	3 (18.8)	4 (18.2)	1
End-stage renal disease	1 (6.2)	1 (4.5)	1
Solid organ transplantation	1 (6.2)	1 (4.5)	1
Hematopoietic stem cell transplantation	0 (0.0)	12 (54.5)	<.001
Active solid organ malignancy	0 (0.0)	2 (9.1)	.499
Active hematologic malignancy	1 (6.2)	9 (40.9)	.025
Active immunosuppressive	2 (12.5)	16 (72.7)	<.001
At least 1 risk factor presence	8 (50)	22 (100)	<.001
Reported animal bite/scratch	11 (68.8)	0 (0.0)	<.001
Clinical syndromes			<.001
Neutropenic fever	0 (0.0)	17 (77.3)
Sepsis/septic shock without neutropenia	8 (50.0)	3 (13.6)
Skin and soft tissue infection of extremities	6 (37.5)	1 (4.5)
Septic joint	1 (6.2)	0 (0.0)
Postoperative respiratory failure	0 (0.0)	1 (4.5)
Meningitis	1 (6.2)	0 (0.0)
Source of bacteremia			.001
Unable to identify the source of bacteremia	6 (37.5)	6 (27.3)
Central catheter associated	0	10 (45.5)
Skin and soft tissue infection of extremities	8 (50.0)	0 (0.0)
Neutropenic colitis/mucositis	0 (0.0)	4 (18.2)
Jaw osteomyelitis	0 (0.0)	1 (4.5)
Septic arthritis	1 (6.2)	0 (0.0)
Upper/lower respiratory tract infection	0 (0.0)	1 (4.5)
Meningitis	1 (6.2)	0 (0.0)
Outcome
Mortality on hospital discharge	0 (0.0)	2 (9.1)	.306
All-cause mortality at 6 mo	1 (6.2)	8 (36.4)	.03

Data are presented as No. (%) unless otherwise indicated. Abbreviation: IQR, interquartile range.