Table 3

Holter-recording

Small, unrepaired
ASD (n=151)
Supraventricular tachycardia, n (%)24 (16)
 Focal atrial tachycardia21
 SVT (re-entry type)1
 Atrial fibrillation2
 3–10 complexes13
 >10 complexes11
 Symptomatic7
Premature atrial complexes, n (%)131 (87)
 ≈0.5%25
 1%–2%4
 3%–6%4
Non-sustained ventricular tachycardia, n (%)12 (8)
 3–10 complexes10
 >10 complexes2
Premature ventricular complex, n (%)121 (80)
 >2000 per day6
Bigeminy/Trigeminy21 (14)
Left bundle branch block, n1
Right bundle branch block, n3
AV-block, n (%)14 (9)
 First-degree4 (3)
 Second-degree type 17 (5)
 Second-degree advanced3 (2)
 Third-degree0
Pauses6 (4)
Heartbeats (day)109 866±14 008
  • ASD, atrial septal defects; AV, atrioventricular; SVT, supraventricular tachycardia; TAPSE, tricuspid annular plane systolic excursion.