... re-evaluated byanother blinded echocardiographist.Statistical analysisContinuous variables are described as means and stand-ard deviation or medians and range; categorical variablesare described ... tubes and stored at -80°C for later measurement of plasma catecho-lamines and TNF-α levels. Catecholamine levels (epine-phrine, norepinephrine, dopamine and totalcatecholamines) were measured at ... Satoh M, Nakamura M, Saitoh H, Satoh H, Maesawa C, Segawa I,Tashiro A, Hiramori K: Tumor necrosis factor alpha convertingenzyme and tumor necrosis factor alpha in human dilatedcardiomyopathy....