| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| INPAT | INPAT_ICD10(Q308) | Other congenital malformations of nose | 13 | |
| OUTPAT | OUTPAT_ICD10(Q308) | Other congenital malformations of nose | 9 | |
| OUTPAT | OUTPAT_ICD10(Q300) | Choanal atresia | 8 | |
| OUTPAT | OUTPAT_ICD10(Q309) | Congenital malformation of nose, unspecified | 8 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q308) | Other congenital malformations of nose. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 7 | |
| INPAT | INPAT_ICD10(Q300) | Choanal atresia | 5 | |
| INPAT | INPAT_ICD10(Q309) | Congenital malformation of nose, unspecified | 5 |