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Pregnancy PretermE-ALPSNCT03076775

Euglycemia After Antenatal Late Preterm Steroids, the E-ALPS Study

A study of Pregnancy Preterm and Neonatal Hypoglycemia, run by University of North Carolina, Chapel Hill at 2 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Annually in the U.S 300,000 neonates are born late preterm, defined as 34 weeks 0 days - 36 weeks 6 days. The Antenatal Late Preterm Steroids (ALPS) Trial demonstrated that maternal treatment with betamethasone in the late preterm period significantly reduces neonatal respiratory complications, but also increases… Read more about this study

Who is it for?
Ages 18 to 50 years, women onlyHealthy volunteers can take part
Could I receive a placebo?
No, everyone receives an active treatment
How many people
86 participants
Where
2 sitesUnited States
Study dates
8 Jun 2017to 19 Nov 2021
Phase
Interventional
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 50 years
  • Women only
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Singleton gestation with no known major fetal anomalies
  • Gestational age at randomization between 34 weeks 0 days and 36 weeks 5 days
  • Receiving antenatal betamethasone due to high probability of delivery in late preterm period

Who cannot join

  • Pre-gestational or gestational diabetes mellitus
  • Maternal contraindication to insulin
  • Planned outpatient treatment with antenatal betamethasone
  • Participation in clinical trial that could affect primary outcome or participation in this trial in a previous pregnancy

Trial locations and contacts

2 sites in 1 country.

United States2 sites
  • University of Alabama at Birmingham

    Birmingham, Alabama, 35233

  • University of North Carolina - Chapel Hill

    Chapel Hill, North Carolina, 27599

Other trials in United States

About this study

Official title: Fetal Metabolic Consequences of Late Preterm Steroid Exposure

Annually in the U.S 300,000 neonates are born late preterm, defined as 34 weeks 0 days - 36 weeks 6 days. The Antenatal Late Preterm Steroids (ALPS) Trial demonstrated that maternal treatment with betamethasone in the late preterm period significantly reduces neonatal respiratory complications, but also increases neonatal hypoglycemia, compared to placebo.

This research study will attempt to answer the following primary question: Does a management protocol aimed at maintaining maternal euglycemia after ALPS decrease fetal hyperinsulinemia, compared to usual antepartum care?

Read the detailed description

Euglycemia after Antenatal Late Preterm Steroids, the E-ALPS Study:

There is a fundamental gap in understanding the adverse metabolic effects of antenatal late preterm steroids (ALPS). In 2016, an important randomized clinical trial of 2827 late preterm pregnancies showed that antenatal betamethasone (BMZ) significantly reduced neonatal respiratory complications compared with placebo. However, those neonates exposed to BMZ were also more likely to have hypoglycemia at birth. This unexpected adverse outcome raised concern among both obstetricians and neonatologists and remains an important knowledge gap to be filled. The rationale for the proposed research is that steroid-induced maternal hyperglycemia leads to transient fetal hyperinsulinemia, which causes hypoglycemia in neonates that are delivered during this time-period. Thus, the fetal metabolic consequences and subsequent neonatal hypoglycemia observed after exposure to BMZ in utero can be prevented by achieving maternal euglycemia prior to delivery.

This protocol describes a randomized clinical trial to evaluate whether screening for and treatment of steroid-induced hyperglycemia in non-diabetic women treated with BMZ in the late preterm period can decrease the rate of fetal hyperinsulinemia, thus reducing neonatal hypoglycemia and improving short-term neonatal outcomes.

This study was formerly approved as Institutional Review Board #16-3200.

Being tested
Maternal glycemic control
Keywords
Betamethasone, Late preterm, Steroids

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Maternal glycemic controlOther

    Maternal capillary blood glucose testing will be performed according to oral intake status: every 2 hours if not eating (NPO) or fasting and 1-hour postprandial if eating regular meals. Hyperglycemia, defined based on the American Diabetes Association and the American College of Obstetricians and Gynecologists recommendations as well as current practice at study sites, will be treated according to study guidelines based on oral intake status: insulin infusion if NPO and subcutaneous insulin if eating regular meals.

Study groups in NCT03076775
Study groupRoleWhat they receive
InterventionExperimentalWomen will undergo regular maternal blood glucose screening and treatment of hyperglycemia following BMZ administration to achieve maternal glycemic control until delivery or hospital discharge, for a maximum of 5 days.
Receives: Other: Maternal glycemic control
Usual CareNo interventionRoutine antenatal care will be performed without any maternal blood glucose screening nor treatment as is usual care at each of the study sites.

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Umbilical Cord Blood C-peptide

    C-peptide level (ng/mL) as measure of fetal hyperinsulinemia

    Measured: At delivery

Secondary outcomes (14)
  1. Umbilical Cord Blood Cortisol

    Cortisol level (ug/mL) as measure of fetal immune suppression

    Measured: At delivery

  2. Umbilical Insulin-Like Growth Factor 1

    Insulin-like growth factor 1 level (ng/mL) as a measure of in utero metabolic status

    Measured: At delivery

  3. Umbilical Cord Blood Leptin

    Leptin level (ng/mL) as measure of fetal adiposity

    Measured: At delivery

  4. Neonatal Hypoglycemia

    Number of neonates with capillary blood glucose < 40 mg/dL

    Measured: After birth, up to 48 hours of life

  5. Neonatal Hypoglycemia Treatment

    Number of neonates with hypoglycemia requiring treatment with dextrose gel or dextrose intravenous fluids

    Measured: After birth, during hospital admission, assessed up to 28 days

  6. Neonatal Glucose Nadir

    Lowest neonatal capillary blood glucose (mg/dL)

    Measured: After birth, during hospital admission, assessed up to 28 days

  7. Timing of Neonatal Blood Glucose Nadir

    Number of hours after birth when lowest neonatal capillary blood glucose was measured

    Measured: After birth, during hospital admission, assessed up to 28 days

  8. Neonatal Intensive Care Unit Admission

    Number of neonates admitted to the neonatal intensive care unit for > 24 hours

    Measured: Date of delivery to date of discharge from hospital, assessed up to 28 days

  9. Neonatal Intensive Care Unit Length of Stay

    Number of days of neonatal intensive care unit stay

    Measured: From neonatal intensive care unit admission to discharge, assessed up to 28 days

  10. Neonatal Seizures

    Number of neonates who had seizures

    Measured: After birth, during hospital admission, assessed up to 28 days

  11. Neonatal Mortality

    Number of neonates who died

    Measured: After birth, during hospital admission, assessed up to 28 days

  12. Maternal Hyperglycemia

    Number of mothers with intrapartum capillary blood glucose >110 mg/dL, fasting capillary blood glucose >95 mg/dL, or 1-hour postprandial capillary blood glucose >140 mg/dL

    Measured: For five days after first dose of betamethasone administration

  13. Maternal Insulin Treatment

    Number of mothers who received insulin for treatment of hyperglycemia

    Measured: For five days after first dose of betamethasone administration

  14. Maternal Hypoglycemia

    Number of mothers with capillary blood glucose <60 mg/dL

    Measured: For five days after first dose of betamethasone administration

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted10 Mar 2017
  2. Study start8 Jun 2017
  3. Primary completion18 Feb 2021
  4. Study completion19 Nov 2021

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Prevention
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
86 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03076775
Sponsor's protocol ID
18-1970
Other IDs
1R03HD096188-01
Acronym
E-ALPS
Status last verified
Dec 2021
First submitted
1 Mar 2017
Last updated
26 Jan 2022
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No: Data collected as a part of this trial will only be available to the study team. Protected health information will only be available to the recruiting site in order to complete data abstraction.

Publications

  • Gyamfi-Bannerman C, Thom EA, Blackwell SC, Tita AT, Reddy UM, Saade GR, Rouse DJ, McKenna DS, Clark EA, Thorp JM Jr, Chien EK, Peaceman AM, Gibbs RS, Swamy GK, Norton ME, Casey BM, Caritis SN, Tolosa JE, Sorokin Y, VanDorsten JP, Jain L; NICHD Maternal-Fetal Medicine Units Network. Antenatal Betamethasone for Women at Risk for Late Preterm Delivery. N Engl J Med. 2016 Apr 7;374(14):1311-20. doi: 10.1056/NEJMoa1516783. Epub 2016 Feb 4.

    PubMed 26842679
  • Martin JA, Hamilton BE, Osterman MJ, Driscoll AK, Mathews TJ. Births: Final Data for 2015. Natl Vital Stat Rep. 2017 Jan;66(1):1.

    PubMed 28135188
  • McIntire DD, Leveno KJ. Neonatal mortality and morbidity rates in late preterm births compared with births at term. Obstet Gynecol. 2008 Jan;111(1):35-41. doi: 10.1097/01.AOG.0000297311.33046.73.

    PubMed 18165390
  • Consortium on Safe Labor; Hibbard JU, Wilkins I, Sun L, Gregory K, Haberman S, Hoffman M, Kominiarek MA, Reddy U, Bailit J, Branch DW, Burkman R, Gonzalez Quintero VH, Hatjis CG, Landy H, Ramirez M, VanVeldhuisen P, Troendle J, Zhang J. Respiratory morbidity in late preterm births. JAMA. 2010 Jul 28;304(4):419-25. doi: 10.1001/jama.2010.1015.

    PubMed 20664042
  • Gilbert WM, Nesbitt TS, Danielsen B. The cost of prematurity: quantification by gestational age and birth weight. Obstet Gynecol. 2003 Sep;102(3):488-92. doi: 10.1016/s0029-7844(03)00617-3.

    PubMed 12962929
  • Jolley JA, Rajan PV, Petersen R, Fong A, Wing DA. Effect of antenatal betamethasone on blood glucose levels in women with and without diabetes. Diabetes Res Clin Pract. 2016 Aug;118:98-104. doi: 10.1016/j.diabres.2016.06.005. Epub 2016 Jun 17.

    PubMed 27351800
  • Langen ES, Kuperstock JL, Sung JF, Taslimi M, Byrne J, El-Sayed YY. Maternal glucose response to betamethasone administration. Am J Perinatol. 2015 Feb;30(2):143-8. doi: 10.1055/s-0034-1376387. Epub 2014 Jun 10.

    PubMed 24915559
  • Shelton SD, Boggess KA, Smith T, Herbert WN. Effect of betamethasone on maternal glucose. J Matern Fetal Neonatal Med. 2002 Sep;12(3):191-5. doi: 10.1080/jmf.12.3.191.195.

    PubMed 12530617
  • Refuerzo JS, Garg A, Rech B, Ramin SM, Vidaeff A, Blackwell SC. Continuous glucose monitoring in diabetic women following antenatal corticosteroid therapy: a pilot study. Am J Perinatol. 2012 May;29(5):335-8. doi: 10.1055/s-0031-1295642. Epub 2011 Nov 17.

    PubMed 22094918
  • Sifianou P, Thanou V, Karga H. Metabolic and hormonal effects of antenatal betamethasone after 35 weeks of gestation. J Pediatr Pharmacol Ther. 2015 Mar-Apr;20(2):138-43. doi: 10.5863/1551-6776-20.2.138.

    PubMed 25964731
  • Obenshain SS, Adam PA, King KC, Teramo K, Raivio KO, Raiha N, Schwartz R. Human fetal insulin response to sustained maternal hyperglycemia. N Engl J Med. 1970 Sep 10;283(11):566-70. doi: 10.1056/NEJM197009102831104. No abstract available.

    PubMed 5450610
  • Kuhl C, Andersen GE, Hertel J, Molsted-Pedersen L. Metabolic events in infants of diabetic mothers during first 24 hours after birth. I. Changes in plasma glucose, insulin and glucagon. Acta Paediatr Scand. 1982 Jan;71(1):19-25. doi: 10.1111/j.1651-2227.1982.tb09366.x.

    PubMed 6753468
  • American College of Obstetricians and Gynecologists' Committee on Obstetric Practice; Society for Maternal- Fetal Medicine. Committee Opinion No.677: Antenatal Corticosteroid Therapy for Fetal Maturation. Obstet Gynecol. 2016 Oct;128(4):e187-94. doi: 10.1097/AOG.0000000000001715.

    PubMed 27661658
  • Society for Maternal-Fetal Medicine (SMFM) Publications Committee. Implementation of the use of antenatal corticosteroids in the late preterm birth period in women at risk for preterm delivery. Am J Obstet Gynecol. 2016 Aug;215(2):B13-5. doi: 10.1016/j.ajog.2016.03.013. Epub 2016 Mar 15. No abstract available.

    PubMed 26992737
  • ACOG Committee on Practice Bulletins. ACOG Practice Bulletin. Clinical Management Guidelines for Obstetrician-Gynecologists. Number 60, March 2005. Pregestational diabetes mellitus. Obstet Gynecol. 2005 Mar;105(3):675-85. doi: 10.1097/00006250-200503000-00049. No abstract available.

    PubMed 15738045

Questions about this trial

What is this clinical trial studying?

A study of Pregnancy Preterm and Neonatal Hypoglycemia, run by University of North Carolina, Chapel Hill at 2 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 3 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 26 Jan 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Yes. Results are posted in the registry (first posted 26 Jan 2022). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Umbilical Cord Blood C-peptide (time frame: At delivery). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03076775, which also lists 17 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 26 Jan 2022.

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