Publications by authors named "Stephen Thung"

Objective: To examine the presentation, management, and outcomes of pregnancies complicated by diabetic ketoacidosis (DKA) in a contemporary obstetric population.

Methods: This is a case series of all admissions for DKA during pregnancy at a single Midwestern academic medical center over a 10-year period. Diabetic ketoacidosis was defined per the following diagnostic criteria: anion gap more than 12 mEq/L, pH less than 7.

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Background: Insulin pump use is increasing in frequency among pregnant individuals with type 1 diabetes (T1D). Automated insulin delivery (AID) technologies have not been studied extensively in pregnancy.

Method: We present a retrospective case series of eight individuals with T1D who used the Tandem t:slim X2 insulin pump (Tandem Diabetes Care, Inc.

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Introduction: Women in Ohio Appalachia experience greater maternal health disparities relative to the general U.S. population, resulting in poorer health outcomes.

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Objective: We estimated the association between diabetes and shoulder dystocia by infant birth weight subgroups (<4,000, 4,000-4,500, and >4,500 g) in an era of prophylactic cesarean delivery for suspected macrosomia.

Study Design: A secondary analysis from the National Institute of Child Health and Human Development U.S.

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Background: Neighborhood walkability is a community-level social determinant of health that measures whether people who live in a neighborhood walk as a mode of transportation. Whether neighborhood walkability is associated with glycemic control among pregnant individuals with pregestational diabetes remains to be defined.

Objective: This study aimed to evaluate the association between community-level neighborhood walkability and glycemic control as measured by hemoglobin A1c (A1C) among pregnant individuals with pregestational diabetes.

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Importance: Gestational diabetes (GD) affects up to 10% of pregnancies and increases lifetime risk of type 2 diabetes 10-fold; postpartum diabetes evaluation and primary care follow-up are critical in preventing and detecting type 2 diabetes. Despite clinical guidelines recommending universal follow-up, little remains known about how often individuals with GD access primary care and type 2 diabetes screening.

Objective: To describe patterns of primary care follow-up and diabetes-related care among individuals with and without GD in the first year post partum.

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Aim: To evaluate whether pregnant individuals with pregestational diabetes who live in a food-insecure community have worse glycemic control compared to those who do not live in a food-insecure community.

Methods: A retrospective analysis of pregnant individuals with pregestational diabetes enrolled in a multidisciplinary prenatal and diabetes care program. The exposure was community-level food insecurity per the Food Access Research Atlas.

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Objective: To evaluate the association between community-level social vulnerability and achieving glycemic control (defined as hemoglobin A1c [Hb A1c] less than 6.0% or less than 6.5%) among individuals with pregestational diabetes.

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Purpose: The purpose of this study is to characterize mothers' experiences within a mother/infant dyad postpartum primary care program (Dyad) following gestational diabetes mellitus (GDM) to inform improvements in the delivery of care.

Methods: A qualitative pilot study of women (n = 10) enrolled in a mother/infant Dyad program was conducted in a primary care practice at a large, urban academic medical center. Respondents were asked a series of open-ended questions about their experience with GDM, the Dyad program, and health behaviors.

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Importance: Gestational diabetes, which increases the risk of adverse pregnancy outcomes, has been increasing in frequency across all racial and ethnic subgroups in the US.

Objective: To assess whether the frequency of adverse pregnancy outcomes among those in the US with gestational diabetes changed over time and whether the risk of these outcomes differed by maternal race and ethnicity.

Design, Setting, And Participants: Exploratory serial, cross-sectional, descriptive study using US National Center for Health Statistics natality data for 1 560 822 individuals with gestational diabetes aged 15 to 44 years with singleton nonanomalous live births from 2014 to 2020 in the US.

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Aims: To determine whether a net decline in glycosylated haemoglobin (HbA ) from early to late pregnancy is associated with lower risk of adverse perinatal outcomes at delivery among women with pregestational diabetes.

Methods: A retrospective analysis from 2012 to 2016 at a tertiary care centre. The exposure was the net change in HbA from early (<20 weeks gestation) to late pregnancy (≥20 weeks gestation).

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Objective: The objective of this was to determine whether the change in hemoglobin A1c (HbA1c) from early to late pregnancy differs between non-Hispanic Black and White women with prepregnancy diabetes.

Study Design: A retrospective analysis was performed from an integrated prenatal and diabetes care program from 2012 to 2016. We compared HbA1c as a continuous measure and secondarily, HbA1c <6.

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Background: Gestational diabetes mellitus (GDM), a common complication of pregnancy, is associated with a 10-fold increased risk of type 2 diabetes mellitus (T2DM) compared to the general population. Evidence-based guidelines recommend that patients with GDM receive postpartum care for T2DM risk reduction including an oral glucose tolerance test (OGTT) 4-12 weeks after delivery, yet half of patients with GDM did not return for their postpartum visits by 12 weeks postpartum. Additionally, only 10% utilize primary care within 12 months of delivery and one-third of GDM patients receive timely postpartum OGTT.

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Article Synopsis
  • A study is looking at how wearing ankle weights can help new moms with gestational diabetes lose weight and lower their risk of developing type 2 diabetes in the future.
  • The Moms in Motion study involves 160 women who will either wear ankle weights during daily activities or receive regular care without the weights for 6 months.
  • The researchers will check how effective the ankle weights are by measuring weight loss, changes in body composition, and other health markers before and after the study.
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Background: To examine whether pregnant patients have higher risk of major 30-day postoperative complications compared with their non-pregnant counterparts after non-obstetric surgery.

Methods: A secondary analysis of the prospective National Surgical Quality Improvement Program (NSQIP) from 2005 to 2012 of pregnant patients 18-51 years old, without surgery in the preceding 30 days, and who underwent a non-obstetrical operation. The primary outcome was composite 30-day major postoperative complications.

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Background: Pregnancies complicated by hypertensive disease of pregnancy often require labor induction. Rates of cesarean delivery range from 15% to 60% in this population. Nitric oxide deficiency has been shown to underlay the pathophysiology of preeclampsia, and nitric oxide promotes cervical ripening.

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Background: Although an elevated early pregnancy hemoglobin A1c has been associated with both spontaneous abortion and congenital anomalies, it is unclear whether A1c assessment is of value beyond the first trimester in pregnancies complicated by pregestational diabetes.

Objective: We sought to investigate the prognostic ability of longitudinal A1c assessment to predict obstetric and neonatal adverse outcomes based on degree of glycemic control in early and late pregnancy.

Materials And Methods: This was a retrospective cohort study of all pregnancies complicated by pregestational diabetes from January 2012 to December 2016 at The Ohio State University Wexner Medical Center with both an early A1c (<20 weeks' gestation) and late A1c (>26 weeks' gestation) available for analysis.

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Epidemiologic data available so far suggest that individuals with diabetes, especially when not well controlled, are at a greater risk than the general population for severe acute respiratory syndrome coronavirus 2 morbidity such as acute respiratory distress syndrome, multiorgan failure, and mortality. Given the significant correlation between severity of coronavirus disease 2019 and diabetes mellitus and the lack of pregnancy-specific recommendations, we aim to provide some guidance and practical recommendations for the management of diabetes in pregnant women during the pandemic, especially for general obstetricians-gynecologists and nonobstetricians taking care of these patients.

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A "reverse sequence syphilis screening" algorithm is widely used for syphilis testing. This retrospective study showed that most (65%) pregnant women with discordant screening results (treponemal multiplex flow immunoassay IgG+/rapid plasma reagin-) had a nonreactive confirmatory Treponema pallidum-particle agglutination assay, likely indicative of a false-positive reaction.

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Objective: To evaluate the accuracy of antenatal diagnosis of congenital heart disease (CHD) using screening methods including a combination of elevated hemoglobin A1c, detailed anatomy ultrasound, and fetal echocardiography.

Study Design: This is a retrospective cohort study of all pregnancies complicated by pregestational diabetes from January 2012 to December 2016. The sensitivity, specificity, positive predictive value, and negative predictive value were calculated for each screening regimen.

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The obesity pandemic in the obstetrical population plus increased frequency of Cesarean delivery (CD) has increased vulnerability to surgical site infection (SSI). Here we characterized the microbiome at the site of skin incision before and after CD. Skin and relevant surgical sites were sampled before and after surgical antisepsis from obese (n = 31) and non-obese (n = 27) pregnant women.

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Background: Friedman, the United Kingdom's National Institute for Health and Care Excellence (NICE), and the American College of Obstetricians and Gynecologists/Society for Maternal-Fetal Medicine (ACOG/SMFM) support different active labor diagnostic guidelines. Our aims were to compare likelihoods for cesarean delivery among women admitted before vs in active labor by diagnostic guideline (within-guideline comparisons) and between women admitted in active labor per one or more of the guidelines (between-guideline comparisons).

Design: Active labor diagnostic guidelines were retrospectively applied to cervical examination data from nulliparous women with spontaneous labor onset (n = 2573).

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