| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| OPER_IN | OPER_IN_NOM(EDC10) | Sagittal osteotomy of ramus of mandible | 1177 | |
| OPER_IN | OPER_IN_NOM(EEC05) | Le Fort I osteotomy | 555 | |
| OPER_OUT | OPER_OUT_NOM(EDC10) | Sagittal osteotomy of ramus of mandible | 76 | |
| OPER_OUT | OPER_OUT_NOM(EEC05) | Le Fort I osteotomy | 37 |