| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| PRIM_OUT | PRIM_OUT_ICD10(K045) | Chronic apical periodontitis | 85348 | |
| OUTPAT | OUTPAT_ICD10(K045) | Chronic apical periodontitis | 10591 | |
| INPAT | INPAT_ICD10(K045) | Chronic apical periodontitis | 1161 | |
| INPAT | INPAT_ICD9(5226A) | Chronic apical periodontitis | 78 |