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Industry sponsor withdrew financial support as well as the testing equipment.
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| Name | Class |
|---|---|
| Hologic, Inc. | INDUSTRY |
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The purpose of this research study is to determine if a vaginal fluid (VF) test can predict very early preterm birth in patients who are scheduled to have an exam indicated cerclage for severe cervical shortening.
Prior to participants undergoing a scheduled amniocentesis two swabs to collect vaginal secretions for the VF tests will be done. During the amniocentesis your doctor will remove amniotic fluid as part of the routine clinical care. From that fluid sample, the study will use less than a quarter teaspoon for the amniotic fluid study test (AF test). Data regarding maternal and birth outcomes will be collected by medical record review.
The purpose of this research study is to determine if a vaginal fluid (VF) test can predict very early preterm birth in patients who are scheduled to have an exam indicated cerclage for severe cervical shortening.
Prior to participants undergoing a scheduled amniocentesis, an ultrasound will be done to confirm cervical length and dilation. During a separate sterile speculum exam, the physician will use two swabs to collect vaginal secretions for the VF test. During the amniocentesis the doctor will remove approximately 2 teaspoon of amniotic fluid as part of your standard clinical care. From that fluid sample, the study will use less than a quarter teaspoon for a amniotic fluid study test (AF test). Data regarding maternal and birth outcomes will be collected by medical record review.
The vaginal fluid (VF) sample collection will take approximately 15 minutes to do. The total time in the study is about seven and a half months (from the time the patient consents until 4 weeks after delivery). The only study procedure the patient will experience during her study participation is the collection of the vaginal fluid specimens.
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| VF-Test | Diagnostic Test | A vaginal fluid test of interleukin-6 (IL-6) and alphafetoprotein (AFP). |
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| Measure | Description | Time Frame |
|---|---|---|
| Rate of very preterm birth (PTB) | Rate of Very PTB (PTB at less than 28 weeks of pregnancy) | Time frame measured on the date of infant was born. We anticipate this time frame to be approximately 20 weeks. |
| Measure | Description | Time Frame |
|---|---|---|
| Rate of Delivery within 7 days of cervical cerclage | Rate of Delivery within 7 days of cervical cerclage placement | Time frame measured from the date the cerclage was placed until 7 days later |
| Rate of Delivery at later than 34 weeks of pregnancy |
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Inclusion Criteria:
Exclusion Criteria:
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Hospital based patients
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| Name | Affiliation | Role |
|---|---|---|
| Jeroen Vanderhoeven, MD | Pediatrix | Principal Investigator |
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Not decided at this time
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| ID | Term |
|---|---|
| D047928 | Premature Birth |
| D007239 | Infections |
| ID | Term |
|---|---|
| D007752 | Obstetric Labor, Premature |
| D007744 | Obstetric Labor Complications |
| D011248 | Pregnancy Complications |
| D005261 | Female Urogenital Diseases and Pregnancy Complications |
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Rate of Delivery at later than 34 weeks of pregnancy (ie. 34 week pregnant until 42 weeks)
| Time frame measured from the time the patient reaches 34 weeks 1 day of pregnancy until birth |
| Rate of a positive VF test results in association with adverse maternal and perinatal outcomes. | Rate of a positive VF test results in association with adverse maternal and perinatal outcomes. (defined as death or one or more pre-specified morbidities) | Time frame measured from the time of VF test until 28 days after delivery. |
| Comparison of AF Test and VF Test results in prediction of a positive amniotic fluid culture | Comparison of amniotic fluid (AF) Test and vaginal fluid (VF) Test results in prediction of a positive amniotic fluid culture | Time frame measured at the time of the amniocentesis |
| D000091642 | Urogenital Diseases |