| Age in year | Parity | term of pregnancy in weeks of amenorrhoea | Indications |
cas1 | 20 | nulliparous | 23 | Anamnios |
cas2 | 43 | paucipary | 24 | Anamnios |
cas3 | 40 | Multiparous | 25 | Anamnios |
cas4 | 32 | paucipary | 27 | Anamnios |
cas5 | 20 | nulliparous | 17 | Anamnios |
cas6 | 32 | paucipary | 16 | Anamnios |
cas7 | 31 | paucipary | 20 | Anamnios |
cas8 | 25 | nulliparous | 24 | Anamnios |
cas9 | 29 | paucipary | 26 | Anamnios |
cas10 | 34 | nulliparous | 23 | Hemorrhagic central placenta |
cas11 | 28 | nulliparous | 21 | Hemorrhagic central placenta |
cas12 | 33 | paucipary | 26 | Hemorrhagic central placenta |
cas13 | 26 | nulliparous | 18 | Septicaemia |