Table 1.

Comparison of demographics, patient characteristics, and presenting symptoms stratified by presence of cardiac complications.

Variable of interest	All cases (n = 39)	Cardiac complications present (n = 19)	Cardiac complications absent (n = 20)
	n (%)	n (%)	n (%)	p-value
	Age in years (median and IQR)	7.8 (3.612.7)	8.8 (3.7–13.7)	6.7 (4.1–10.9)	0.25
Specific age bands
<1	0 (0%)	0 (0%)	0 (0%)	0.59
1–<5	13 (33%)	7 (37%)	6 (30%)
5– <10	13 (33%)	5 (26%)	8 (40%)
10– <15	11 (28%)	5 (26%)	6 (30%)
15+	2 (5%)	2 (11%)	0 (0%)
Sex (% female)	18 (46%)	7 (37%)	11 (55%)	0.26
Race/ethnicity
Non-Hispanic Black	20 (51%)	11 (58%)	9 (45%)	0.18
Non-Hispanic White	0 (0%)	0 (0%)	0 (0%)
Hispanic	17 (44%)	6 (32%)	11 (55%)
Other/unknown	2 (5%)	2 (11%)	0 (0%)
Insurance
Private	5 (13%)	2 (11%)	3 (15%)	1
Public	32 (82%)	16 (84%)	16 (80%)
Unknown or self-pay	2 (5%)	1 (5%)	1 (5%)
Any underlying condition	13 (33%)	8 (42%)	5 (25%)	0.32
Symptoms at presentation
Fever	39 (100%)	19 (100%)	20 (100%)
Any respiratory (cough, SOB, rhinorrhea, congestion)	16 (41%)	9 (47%)	7 (35%)	0.52
Abdominal pain	32 (82%)	15 (80%)	17 (85%)	0.7
Rash	17 (44%)	9 (47%)	8 (40%)	0.75
Conjunctival injection	24 (62%)	15 (79%)	9 (45%)	0.05
Peripheral extremity changes or swelling or erythema	8 (21%)	4 (21%)	4 (20%)	1
Mucous membrane changes (strawberry tongue and lip erythema/cracking)	25 (64%)	15 (79%)	10 (50%)	0.1
Kawasaki disease
Meets Kawasaki disease diagnostic criteria (complete and incomplete)	18 (46%)	12 (63%)	6 (30%)	0.06
Meets complete Kawasaki disease criteria	6 (33%) n = 18	3 (25%) n = 12	3 (50%) n = 6	0.34

IQR = interquartile range.

Statistically significant differences are marked by bold rows.