Location, patterns, and quantification of myocardial fibrosis identified by cardiac magnetic resonance delayed enhancement late after fontan operation

Table 1 Univariate analysis of MDE location and pattern

	MDE location in the dominant ventricle free wall			Transmural MDE pattern
	MDE Pos (n = 13)	MDE Neg (n = 72)	p value	MDE Pos (n = 9)	MDE Neg (n = 76)	p value
EF (%)	41 ± 13	56 ± 11	0.0001¹	39 ± 11	55 ± 12	0.0001¹
EDVi (ml/m²)	112 [93, 196]	84 [65, 101]	0.004²	144 [93, 196]	83 [65, 101]	0.006²
ESVi (ml/m²)	70 [50, 129]	35 [26, 46]	0.0001²	77 [50, 132]	35 [27, 48]	0.001²
MASSi (g/m²)	72 [59, 93]	47 [40, 59]	0.001²	63 [49, 80]	49 [40, 64]	0.05²
Regional WMA	10 (77%)	18 (25%)	0.001³	9 (100%)	19 (25%)	0.0001³
Dyskinesis	6 (46%)	3 (4%)	0.0001⁴	6 (67%)	3 (4%)	0.0001⁴

Values are mean ± SD, median [25%, 75%], or n (%); ¹Student t test, ²Mann-Whitney U test, ³Fisher exact test, ⁴Chi-squared test of independence.

ISSN: 1532-429X