| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| OUTPAT | OUTPAT_ICD10(Q909) | Down's syndrome, unspecified | 65 | |
| OUTPAT | OUTPAT_ICD10(Q900) | Trisomy 21, meiotic nondisjunction | 54 | |
| INPAT | INPAT_ICD10(Q909) | Down's syndrome, unspecified | 48 | |
| INPAT | INPAT_ICD10(Q900) | Trisomy 21, meiotic nondisjunction | 41 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q90) | Down's syndrome. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 28 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q909) | Down's syndrome, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 22 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(Q900) | Trisomy 21, meiotic nondisjunction. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 14 | |
| DEATH | DEATH_ICD10(Q909) | Down's syndrome, unspecified | 9 | |
| OUTPAT | OUTPAT_ICD10(Q901) | Trisomy 21, mosaicism (mitotic nondisjunction) | 9 | |
| OUTPAT | OUTPAT_ICD10(Q90) | Down's syndrome | 8 | |
| OUTPAT | OUTPAT_ICD10(Q902) | Trisomy 21, translocation | 6 |