| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| OUTPAT | OUTPAT_ICD10(H610) | Perichondritis of external ear | 182 | |
| INPAT | INPAT_ICD8(38798) | Other disease of ear and mastoid process, Alii definiti | 172 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(H610) | Perichondritis of external ear. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 52 | |
| INPAT | INPAT_ICD10(H610) | Perichondritis of external ear | 37 | |
| INPAT | INPAT_ICD9(3800A) | Perichondritis and chondritis of pinna | 34 |