Table 2.

Echocardiography and abdominal ultrasonography findings

	All patients (n = 123)	Mild/moderate MIS-C (n = 75)	Severe MIS-C (n = 48)		p value
Echocardiography n (%)
LV dysfunction	45 (36.6)	13 (17.3)		32 (66.7)	< 0.001a
Valve failure	58 (47.2)	25 (33.3)		33 (68.8)	< 0.001a
Pericardial effusion	31 (25.2)	12 (16)		19 (39.6)	0.003a
Coronary involvement	14 (11.4)	11 (14.7)		3 (6.3)	0.15a
Myocarditis	6 (4.9)	0 (0)		6 (12.5)	0.003b
LVEF (%)*	65 (58–70)	68 (64–72)		58.5 (52–65.8)	< 0.001 c
LVEF n (%)					0.001a
30–44	2 (1.6)	0 (0)		2 (4.2)
45–54	20 (16.3)	6 (8)		14 (29.2)
> 55	101 (82.1)	69 (92)		32 (66.7)
Abdominal ultrasonographyc n (%)
Bowel wall thickening	28 (27.2)	15 (25)		13 (30.2)	0.56a
Lymphadenopathy	42 (40.8)	25 (41.7)		17 (39.5)	0.83a
Ascites	48 (46.6)	21 (35)		27 (62.8)	0.005a
Mesenteric inflammation	16 (15.5)	8 (13.3)		8 (18.6)	0.47a
Appendicitis findings	10 (9.7)	8 (13.3)		2 (4.7)	0.19b
Hepatosplenomegaly	11 (10.7)	7 (11.7)		4 (9.3)	0.76b

^*Median (ınterquartile range)

^aChi-square

^bFisher’s exact test

^c20 patient not available for assessment

LV, left ventricle, LVEF, left ventricular ejection fraction