| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| PRIM_OUT | PRIM_OUT_ICD10(K045) | Chronic apical periodontitis | 79948 | |
| OUTPAT | OUTPAT_ICD10(K045) | Chronic apical periodontitis | 10072 | |
| INPAT | INPAT_ICD10(K045) | Chronic apical periodontitis | 1131 | |
| INPAT | INPAT_ICD9(5226A) | Chronic apical periodontitis | 78 |