| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| REIMB | REIMB_KELA(202)_ICD10(M341) | Connective tissue diseases, rheumatoid arthritis and comparable disease, CR(E)ST syndrome | 109 | |
| REIMB | REIMB_KELA(202)_ICD10(M34) | Connective tissue diseases, rheumatoid arthritis and comparable disease, Systemic sclerosis | 107 | |
| REIMB | REIMB_KELA(202)_ICD10(M349) | Connective tissue diseases, rheumatoid arthritis and comparable disease, Systemic sclerosis, unspecified | 45 | |
| REIMB | REIMB_KELA(202)_ICD10(M348) | Connective tissue diseases, rheumatoid arthritis and comparable disease, Other forms of systemic sclerosis | 8 |