Case #1 | Case #2 | Case #3 | Case #4 | Case #5 | Case #6 | |
Maternal Age | 36 | 39 | 33 | 38 | 41 | 41 |
Gravidity and parity | G2 P1* | G1 | G1 | G1 | G2 P1* | G1A1 |
Cervical length (mm) | 10 | 25 | 16 | 28 | 25 | 22 |
Cervical funneling | Yes (25 mm) | No | No | No | No | No |
Amniotic fluid sludge | Yes | No | No | No | No | No |
Chorionicity | Dichorionic, diamniotic | Dichorionic, diamniotic | Dichorionic, diamniotic | Monochorionic, diamniotic | Monochorionic, diamniotic | Monochorionic, diamniotic |
Assisted reproduction procedure or ovulation induction | No | In vitro fertilisation | No | In vitro fertilisation | No | In vitro fertilisation |
Risk factors | Bacterial vaginosis | Thrombophilia | Bacterial vaginosis | Cervical conization | Family stress | Thrombophilia |
Urinary infection | Anemia | Urinary infection | Thrombophilia | Urinary infection | ||
Bleeding in the first trimester | Hypothyroidism | Bleeding in the first trimester | Hypothyroidism | |||
Family stress and depression | Family stress and depression | |||||
Gestational age at cervical pessary insertion (completed weeks) | 22 | 24 | 24 | 26 | 16 | 18 |