| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| INPAT | INPAT_ICD10(O631) | Prolonged second stage (of labour) | 5021 | |
| INPAT | INPAT_ICD10(O630) | Prolonged first stage (of labour) | 3496 | |
| INPAT | INPAT_ICD9(6622B) | Prolonged second stage of labor | 1244 | |
| INPAT | INPAT_ICD8(65696) | Delivery complicated by malpresentation of foetus, Complete or incomplete breech presentation | 846 | |
| INPAT | INPAT_ICD9(6620B) | Prolonged first stage of labor | 548 | |
| INPAT | INPAT_ICD8(65690) | Delivery complicated by malpresentation of foetus, Occipital presentation | 204 | |
| OUTPAT | OUTPAT_ICD10(O631) | Prolonged second stage (of labour) | 191 | |
| OUTPAT | OUTPAT_ICD10(O630) | Prolonged first stage (of labour) | 138 | |
| INPAT | INPAT_ICD8(65694) | Delivery complicated by malpresentation of foetus, Occipital presentation, posterior position | 96 | |
| INPAT | INPAT_ICD8(65698) | Delivery complicated by malpresentation of foetus, Other or imprecisely defined presentation | 77 | |
| INPAT | INPAT_ICD9(6621B) | Prolonged labor, unspecified | 74 | |
| INPAT | INPAT_ICD8(65697) | Delivery complicated by malpresentation of foetus, Multiple pregnancy, all presentations | 50 | |
| INPAT | INPAT_ICD10(O639) | Long labour, unspecified | 48 | |
| INPAT | INPAT_ICD8(65695) | Delivery complicated by malpresentation of foetus, Cephalic presentation, transverse position | 42 | |
| INPAT | INPAT_ICD8(65691) | Delivery complicated by malpresentation of foetus, Face and brow presentation | 41 | |
| INPAT | INPAT_ICD8(65693) | Delivery complicated by malpresentation of foetus, Brow presentation, posterior position | 35 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(O631) | Prolonged second stage (of labour). Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 28 | |
| INPAT | INPAT_ICD8(65692) | Delivery complicated by malpresentation of foetus, Face presentation, posterior position | 23 | |
| INPAT | INPAT_ICD10(O632) | Delayed delivery of second twin, triplet, etc. | 21 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(O630) | Prolonged first stage (of labour). Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 18 | |
| OUTPAT | OUTPAT_ICD10(O639) | Long labour, unspecified | 11 | |
| INPAT | INPAT_ICD8(65699) | Delivery complicated by malpresentation of foetus, UNS | 10 | |
| INPAT | INPAT_ICD9(6623B) | Delayed delivery of second twin, triplet, etc. | 7 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(O639) | Long labour, unspecified. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 5 |