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Table 1 Population study and clinical findings in the examined groups

From: A comparison of the histopathologic pattern of the left atrium in canine dilated cardiomyopathy and chronic mitral valve disease

  DCM group CMVD group p-value
n = 16 n = 15
age (median; range) [years] 9 (4–11) 15 (8–19) <0.001
weight (median; range) [kg] 31 (30–45) 11 (5–25) <0.001
arrhythmia (n) 16 4a  
 atrial fibrillation (n) 15 1  
 ventricular tachycardia (n) 1 -  
 atrial premature complexes (n) - 2  
 ventricular premature complexes (n) - 2  
LA/Ao (mean ± SD) 3.14 ± 0.31 2.44 ± 0.71 0.08
  1. LA/Ao left-atrial-to-aorta ratio, SD standard deviation
  2. aone dog showing both single atrial premature complexes and ventricular premature complexes