Arrhythmia (according to the criteria of Remi pillière): + Atrial septal defect: The normal limit is < 10 atrial ventricular systole/24 hours for people 20 - 40 years old; < 100 atrial NVT/24 hours for 40 - 60 years old; < 1000 atrial NVT/24 hours for people > 60 years old; + Types of the ventricular septal defect (singular, double beam, triple cluster, double ventricular, triple rhythm, and R / T presentation).