| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(M791) | Myalgia. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 19707 | |
| OUTPAT | OUTPAT_ICD10(M791) | Myalgia | 7885 | |
| INPAT | INPAT_ICD10(M791) | Myalgia | 549 | |
| INPAT | INPAT_ICD9(7291A) | Myalgia and myositis, unspecified | 118 |