| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| OUTPAT | OUTPAT_ICD10(M131) | Monoarthritis, not elsewhere classified | 853 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(M131) | Monoarthritis, not elsewhere classified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 347 | |
| INPAT | INPAT_ICD10(M131) | Monoarthritis, not elsewhere classified | 210 | |
| INPAT | INPAT_ICD9(7166A) | Unspecified monoarthritis | 109 | |
| INPAT | INPAT_ICD8(71105) | Acute nonpyogenic arthritis, Genus | 104 | |
| INPAT | INPAT_ICD8(71104) | Acute nonpyogenic arthritis, Coxae | 78 | |
| INPAT | INPAT_ICD8(71106) | Acute nonpyogenic arthritis, Talocruralis sive pedis | 30 | |
| INPAT | INPAT_ICD8(71107) | Acute nonpyogenic arthritis, Loco multiplici | 27 | |
| INPAT | INPAT_ICD8(71100) | Acute nonpyogenic arthritis, Humeroscapularis | 19 | |
| INPAT | INPAT_ICD8(71102) | Acute nonpyogenic arthritis, Carpi | 11 | |
| INPAT | INPAT_ICD8(71101) | Acute nonpyogenic arthritis, Cubiti | 8 |