. Author manuscript; available in PMC: 2018 Nov 28.

Published in final edited form as: J Am Coll Cardiol. 2017 Nov 28;70(21):2663–2673. doi: 10.1016/j.jacc.2017.09.1089

Table 2.

Left Ventricular Echocardiographic Profile of 1953 Children with Dilated Cardiomyopathy at Diagnosis, by Era of Diagnosis.

Echocardiographic Characteristic	Era of Diagnosis		p
Echocardiographic Characteristic	Early cohort, n=1199	Late cohort, n=754	p
LV end-diastolic dimension, mean (SD), z-score	4.16 (2.7)	4.19 (2.64)	0.84
LV end-systolic dimension, mean (SD), z-score	5.93 (2.93)	5.85 (3.05)	0.63
LV fractional shortening, mean (SD), %	16.0 (8.3)	16.5 (10.2)	0.28
LV fractional shortening, mean (SD), z-score	−8.42 (3.68)	−8.18 (4.41)	0.25
LV posterior wall thickness, mean (SD), z-score	−0.60 (2.62)	−0.38 (2.48)	0.12
Septal wall thickness, mean (SD), z-score	−0.86 (1.9)	−0.71 (1.96)	0.18
LV mass, mean (SD), z-score	2.19 (2.82)	2.37 (2.72)	0.25
LV PWT:EDD^* ratio, mean (SD)	0.13 (0.05)	0.13 (0.05)	0.38

PWT: posterior wall thickness, EDD: end-diastolic dimension