| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| OUTPAT | OUTPAT_ICD10(Q225) | Ebstein's anomaly | 42 | |
| OUTPAT | OUTPAT_ICD10(Q2048) | Single ventricle | 41 | |
| INPAT | INPAT_ICD10(Q2048) | Single ventricle | 34 | |
| INPAT | INPAT_ICD10(Q225) | Ebstein's anomaly | 31 | |
| OUTPAT | OUTPAT_ICD10(Q205) | Discordant atrioventricular connection | 21 | |
| OUTPAT | OUTPAT_ICD10(Q2040) | Double inlet left ventricle | 18 | |
| OUTPAT | OUTPAT_ICD10(Q2180) | Communication from left ventricle to right atrium | 16 | |
| INPAT | INPAT_ICD10(Q205) | Discordant atrioventricular connection | 15 | |
| OUTPAT | OUTPAT_ICD10(Q208) | Other congenital malformations of cardiac chambers and connections | 15 | |
| INPAT | INPAT_ICD10(Q208) | Other congenital malformations of cardiac chambers and connections | 12 | |
| OUTPAT | OUTPAT_ICD10(Q2521) | Interrupted aortic arch | 12 | |
| INPAT | INPAT_ICD10(Q2040) | Double inlet left ventricle | 11 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q225) | Ebstein's anomaly. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 11 | |
| INPAT | INPAT_ICD10(Q2521) | Interrupted aortic arch | 10 | |
| INPAT | INPAT_ICD10(Q2180) | Communication from left ventricle to right atrium | 9 | |
| INPAT | INPAT_ICD9(7453B) | Bulbus cordis anomalies and anomalies of cardiac septal closure, Common ventricle | 9 | |
| OUTPAT | OUTPAT_ICD10(Q2060) | Left isomerism of atrial appendages | 9 | |
| INPAT | INPAT_ICD9(7454C) | Bulbus cordis anomalies and anomalies of cardiac septal closure, Ventricular septal defect | 8 | |
| INPAT | INPAT_ICD10(Q2060) | Left isomerism of atrial appendages | 7 | |
| OUTPAT | OUTPAT_ICD10(Q209) | Congenital malformation of cardiac chambers and connections, unspecified | 7 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q2048) | Single ventricle. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 7 | |
| INPAT | INPAT_ICD9(7459X) | Unspecified defect of septal closure | 6 | |
| INPAT | INPAT_ICD9(7462A) | Other congenital anomalies of heart, Ebstein's anomaly | 6 | |
| OUTPAT | OUTPAT_ICD10(Q2041) | Double inlet right ventricle | 6 | |
| INPAT | INPAT_ICD10(Q209) | Congenital malformation of cardiac chambers and connections, unspecified | 5 | |
| INPAT | INPAT_ICD10(Q2115) | Common atrium | 5 | |
| INPAT | INPAT_ICD9(7451C) | Bulbus cordis anomalies and anomalies of cardiac septal closure, Transposition of great vessels | 5 | |
| INPAT | INPAT_ICD9(7456X) | Bulbus cordis anomalies and anomalies of cardiac septal closure, Endocardial cushion defects | 5 | |
| OUTPAT | OUTPAT_ICD10(Q2115) | Common atrium | 5 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q205) | Discordant atrioventricular connection. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 5 |