| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| OUTPAT | OUTPAT_ICD10(Q2120) | Atrial septal defect of primum type | 41 | |
| OUTPAT | OUTPAT_ICD10(Q2121) | Atrioventricular duct | 37 | |
| INPAT | INPAT_ICD10(Q2120) | Atrial septal defect of primum type | 26 | |
| INPAT | INPAT_ICD10(Q2121) | Atrioventricular duct | 25 | |
| INPAT | INPAT_ICD9(7456C) | Bulbus cordis anomalies and anomalies of cardiac septal closure, Endocardial cushion defects | 13 | |
| OUTPAT | OUTPAT_ICD10(Q212) | Atrioventricular septal defect | 13 | |
| OUTPAT | OUTPAT_ICD10(Q2129) | Atrioventricular septal defect UNS | 11 | |
| INPAT | INPAT_ICD9(7456B) | Bulbus cordis anomalies and anomalies of cardiac septal closure, Endocardial cushion defects | 7 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q2120) | Atrial septal defect of primum type. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 6 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q2121) | Atrioventricular duct. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 6 |