Multiple pregnancy
Prior spontaneous preterm birth or second trimester losses between 16(0) and 36(6) weeks
Cerclage in situ
Painful regular uterine contraction and/or preterm labor
Ruptured membranes
Major fetal defects
Active vaginal bleeding
Placenda previa and/or accreta
Cervical dilation >1.5 cm and/or visible membranes by pelvic exam
Suspicion of chorioamnionitis

NCT02746900_exc_T1
Condition
Multiple pregnancy
NCT02746900_exc_T2
Temporal
Prior
NCT02746900_exc_T3
Condition
spontaneous preterm birth
NCT02746900_exc_T4
Condition
losses
NCT02746900_exc_T5
Qualifier
between 16(0) and 36(6) weeks
NCT02746900_exc_T6
Qualifier
second trimester
NCT02746900_exc_T7
Scope
spontaneous preterm birth or second trimester losses between 16(0) and 36(6) weeks
NCT02746900_exc_T8
Condition
Cerclage in situ
NCT02746900_exc_T9
Condition
Painful regular uterine contraction
NCT02746900_exc_T10
Condition
preterm labor
NCT02746900_exc_T11
Condition
Ruptured membranes
NCT02746900_exc_T12
Condition
Major fetal defects
NCT02746900_exc_T13
Condition
Active vaginal bleeding
NCT02746900_exc_T14
Condition
Placenda previa
NCT02746900_exc_T15
Condition
accreta
NCT02746900_exc_T16
Measurement
Cervical dilation
NCT02746900_exc_T17
Value
>1.5 cm
NCT02746900_exc_T18
Condition
visible membranes
NCT02746900_exc_T19
Procedure
pelvic exam
NCT02746900_exc_T20
Mood
Suspicion of
NCT02746900_exc_T21
Condition
chorioamnionitis