| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| INPAT | INPAT_ICD10(O840) | Multiple delivery, all spontaneous | 814 | |
| INPAT | INPAT_ICD9(6510B) | Multiple gestation, Twin pregnancy | 737 | |
| INPAT | INPAT_ICD8(65007) | Delivery without mention of complication, Multiple pregnancy, all presentations | 598 | |
| INPAT | INPAT_ICD10(O842) | Multiple delivery, all by caesarean section | 574 | |
| INPAT | INPAT_ICD10(O848) | Other multiple delivery | 351 | |
| INPAT | INPAT_ICD8(65740) | For another reason, prolonged childbirth, multiple childbirth, Occipital presentation | 112 | |
| INPAT | INPAT_ICD8(65747) | For another reason, prolonged childbirth, multiple childbirth, Multiple pregnancy, all presentations | 74 | |
| INPAT | INPAT_ICD10(O841) | Multiple delivery, all by forceps and vacuum extractor | 70 | |
| INPAT | INPAT_ICD9(6511B) | Multiple gestation, Triplet pregnancy | 29 | |
| OUTPAT | OUTPAT_ICD10(O840) | Multiple delivery, all spontaneous | 27 | |
| OUTPAT | OUTPAT_ICD10(O848) | Other multiple delivery | 15 | |
| INPAT | INPAT_ICD10(O849) | Multiple delivery, unspecified | 13 | |
| INPAT | INPAT_ICD8(65746) | For another reason, prolonged childbirth, multiple childbirth, Complete or incomplete breech presentation | 10 | |
| OUTPAT | OUTPAT_ICD10(O842) | Multiple delivery, all by caesarean section | 8 | |
| OUTPAT | OUTPAT_ICD10(O841) | Multiple delivery, all by forceps and vacuum extractor | 6 |