Positions

Overview

  • As a clinician-scientist John Owen has focused on collaborative research with many of my colleagues focusing on study design, data analysis and interpretation. Personal research interests include prematurity prevention and obstetric ultrasound. As former fellowship director, Dr. Owen also enjoys teaching our residents and MFM Fellows, especially in obstetric ultrasound.
  • Selected Publications

    Academic Article

    Year Title Altmetric
    2023 Prenatal weight and regional body composition trajectories and neonatal body composition: The NICHD Foetal Growth StudiesPediatric Obesity.  18. 2023
    2023 Combination of Fundal Height and Ultrasound to Predict Small for Gestational Age at BirthAmerican Journal of Perinatology.  40:155-162. 2023
    2022 Unified standard for fetal growth velocity: the Eunice Kennedy Shriver National Institute of Child Health and Human Development Fetal Growth StudiesAmerican Journal of Obstetrics and Gynecology.  227:916-922.e1. 2022
    2022 Operative vaginal delivery as an independent risk factor for maternal postpartum infectious morbidity 2022
    2022 Outcomes among participants vs nonparticipants of randomized trials during pregnancy: a systematic review and meta-analysis 2022
    2022 Longitudinal Changes in Physical Activity during Pregnancy: National Institute of Child Health and Human Development Fetal Growth StudiesMedicine and Science in Sports and Exercise.  54:1466-1475. 2022
    2022 Unified standard for fetal growth: the Eunice Kennedy Shriver National Institute of Child Health and Human Development Fetal Growth StudiesAmerican Journal of Obstetrics and Gynecology.  226:576-587.e2. 2022
    2022 Fetal Growth Biometry as Predictors of Shoulder Dystocia in a Low-Risk Obstetrical PopulationAmerican Journal of Perinatology2022
    2022 Spontaneous preterm birth as a function of normal cervical length in low-risk women 2022
    2022 Uterine myomas: effect of prior myomectomy on pregnancy outcomes 2022
    2021 Mid-Trimester Cervical Length Screening: Effect of Poorly Developed Lower Uterine Segment on Pregnancy OutcomeJournal of Ultrasound in Medicine.  40:2353-2360. 2021
    2021 Pragmatic Experience with Risk-based versus Universal Hepatitis C Screening in Pregnancy: Detection of Infection and Postpartum Linkage to CareAmerican Journal of Perinatology.  38:1109-1116. 2021
    2021 Nutrition during Pregnancy: Findings from the National Institute of Child Health and Human Development (NICHD) Fetal Growth Studies-Singleton CohortCurrent Developments in Nutrition.  5. 2021
    2020 Association between Maternal Serum Hormones along the Maternal-Fetal Hypothalamic-Pituitary-Adrenal Axis and Successful Vaginal Delivery Measured Prior to Labor InductionAmerican Journal of Perinatology.  37:1195-1200. 2020
    2020 The Effect of Intramuscular 17α-Hydroxyprogesterone in Women Screened for Shortened Cervical LengthAmerican Journal of Perinatology.  37:659-665. 2020
    2020 Intrauterine growth discordance across gestation and birthweight discordance in dichorionic twinsAmerican Journal of Obstetrics and Gynecology.  222:174.e1-174.e10. 2020
    2019 Fetal growth patterns in pregnancy-associated hypertensive disorders: NICHD Fetal Growth StudiesAmerican Journal of Obstetrics and Gynecology.  221:635.e1-635.e16. 2019
    2019 Associations between estimated foetal weight discordance and clinical characteristics within dichorionic twins: The NICHD Fetal Growth StudiesPaediatric and Perinatal Epidemiology.  33:332-342. 2019
    2019 A contemporary amniotic fluid volume chart for the United States: The NICHD Fetal Growth Studies–SingletonsAmerican Journal of Obstetrics and Gynecology.  221:67.e1-67.e12. 2019
    2019 Estimating Gestational Age from Ultrasound: External Validation of the NICHD Formula with Comparison to the Hadlock RegressionAmerican Journal of Perinatology.  36:985-989. 2019
    2018 Estimating gestational age at birth from fundal height and additional anthropometrics: a prospective cohort studyBJOG: an International Journal of Obstetrics and Gynaecology.  125:1397-1404. 2018
    2018 Fetal growth velocity: the NICHD fetal growth studiesAmerican Journal of Obstetrics and Gynecology.  219:285.e1-285.e36. 2018
    2018 Maternal body mass index and oxytocin exposure in nulliparous women: is there an interaction associated with maternal and neonatal morbidities? 2018
    2018 Estimating gestational age with sonography: Regression-derived formula versus the fetal biometric averageJournal of Ultrasound in Medicine.  37:677-681. 2018
    2018 The Utility of Repeat Midtrimester Anatomy Ultrasound for Anomaly DetectionAmerican Journal of Perinatology.  35:1346-1351. 2018
    2018 Cohort profile: NICHD fetal growth studies- Singletons and twinsInternational Journal of Epidemiology.  47:25-25l. 2018
    2018 Association of maternal obesity with longitudinal ultrasonographic measures of fetal growth: Findings from the nichd fetal growth studies-singletonsJAMA Pediatrics.  172:24-31. 2018
    2017 Estimating Gestational Age from Ultrasound Fetal BiometricsObstetrics and Gynecology.  130:433-441. 2017
    2017 Maternal Depressive Symptoms, Perceived Stress, and Fetal GrowthJournal of Ultrasound in Medicine.  36:1639-1648. 2017
    2017 Maternal stress and neonatal anthropometry: the NICHD Fetal Growth StudiesAmerican Journal of Obstetrics and Gynecology.  217:82.e1-82.e7. 2017
    2017 Outcomes with cerclage alone compared with cerclage plus 17α-hydroxyprogesterone caproateObstetrics and Gynecology.  129:390-391. 2017
    2016 Completion and sensitivity of the second-trimester fetal anatomic survey in obese gravidasJournal of Ultrasound in Medicine.  35:2449-2457. 2016
    2016 Dichorionic twin trajectories: the NICHD Fetal Growth StudiesAmerican Journal of Obstetrics and Gynecology.  215:221.e1-221.e16. 2016
    2016 The Performance of First-Trimester Anatomy Scan: A Decision AnalysisAmerican Journal of Perinatology.  33:957-965. 2016
    2016 Revisiting the cost-effectiveness of universal cervical length screening: Importance of progesterone efficacyAmerican Journal of Obstetrics and Gynecology.  215:101.e1-101.e7. 2016
    2016 Relationship between interpregnancy interval and cervical length in high-risk women 2016
    2016 Predictive Value of Initial Cervical Length for Subsequent Cervical Length Shortening in Women with a Prior Preterm BirthAmerican Journal of Perinatology.  33:350-355. 2016
    2016 Cerclage: Shirodkar, McDonald, and modificationsClinical Obstetrics and Gynecology.  59:302-310. 2016
    2016 Vaginal cerclage: Preoperative, intraoperative, and postoperative managementClinical Obstetrics and Gynecology.  59:270-285. 2016
    2015 Racial/ethnic standards for fetal growth: The NICHD Fetal Growth StudiesAmerican Journal of Obstetrics and Gynecology.  213:449.e1-449.e41. 2015
    2015 Nulliparous women in the second stage of laborObstetrics and Gynecology.  126:81-86. 2015
    2015 Is low-dose aspirin therapy to prevent preeclampsia more efficacious in non-obese women or when initiated early in pregnancy? 2015
    2015 Assessing white's classification of pregestational diabetes in a contemporary diabetic populationObstetrics and Gynecology.  125:1217-1223. 2015
    2015 Ultrasonographic Fetal Weight Estimation: Should Macrosomia-Specific Formulas Be Utilized?American Journal of Perinatology.  32:968-972. 2015
    2015 Precocious cervical ripening as a screening target to predict spontaneous preterm delivery among asymptomatic singleton pregnancies: A systematic reviewAmerican Journal of Obstetrics and Gynecology.  212:145-156. 2015
    2014 The utility of ultrasound surveillance of fluid and growth in obese womenAmerican Journal of Obstetrics and Gynecology.  211:524.e1-524.e8. 2014
    2014 Minimising perinatal mortality in twins: planned birth at 38 weeks of gestation for dichorionic and 36 weeks of gestation for monochorionic twins.BJOG: an International Journal of Obstetrics and Gynaecology2014
    2014 Higher-Dose Oxytocin to Prevent Obstetric Hemorrhage at Vaginal Delivery-Does Duration of Infusion Matter?American Journal of Perinatology.  31:1003-1007. 2014
    2014 Minimising perinatal mortality in twins: Planned birth at 38 weeks of gestation for dichorionic and 36 weeks of gestation for monochorionic twinsBJOG: an International Journal of Obstetrics and Gynaecology.  121:1291. 2014
    2014 Mycoplasma, bacterial vaginosis-associated bacteria BVAB3, race, and risk of preterm birth in a high-risk cohortAmerican Journal of Obstetrics and Gynecology.  210:226.e1-226.e7. 2014
    2014 Risk factors for wound disruption following cesarean delivery 2014
    2014 Selected vaginal bacteria and risk of preterm birth: An ecological perspectiveJournal of Infectious Diseases.  209:1087-1094. 2014
    2013 Transvaginal cervical cerclage: Evidence for perioperative management strategiesAmerican Journal of Obstetrics and Gynecology.  209:181-192. 2013
    2013 Vaginal progesterone, cerclage or cervical pessary for preventing preterm birth in asymptomatic singleton pregnant women with a history of preterm birth and a sonographic short cervix: Editorial commentObstetrical and Gynecological Survey.  68:425-427. 2013
    2013 Oronasopharyngeal suction versus wiping of the mouth and nose at birth: A randomised equivalency trial 2013
    2013 The association of maternal obesity with fetal pH and base deficit at cesarean delivery.Obstetrics and Gynecology.  122:262-267. 2013
    2012 Cerclage for the prevention of preterm birth in high risk women receiving intramuscular 17-α-hydroxyprogesterone caproate 2012
    2012 Suture type and ultrasound-indicated cerclage efficacy 2012
    2012 Protocols for high-risk pregnanciesContemporary OB/GYN.  57:47-48. 2012
    2012 What factors affect intrapartum maternal temperature? a prospective cohort study: Maternal intrapartum temperatureAnesthesiology.  117:302-308. 2012
    2012 Neonatal outcomes after implementation of guidelines limiting elective delivery before 39 weeks of gestationObstetrics and Gynecology.  119:870. 2012
    2012 Cervical Cerclage for the Prevention of Preterm BirthObstetrics and Gynecology Clinics of North America.  39:25-33. 2012
    2011 Cerclage for short cervix on ultrasonography in women with singleton gestations and previous preterm birth: A meta-analysisObstetrics and Gynecology.  117:663-671. 2011
    2011 Does midtrimester Nugent score or high vaginal pH predict gestational age at delivery in women at risk for recurrent preterm birth?American Journal of Obstetrics and Gynecology.  204:46.e1-46.e4. 2011
    2011 High-dose oxytocin is not associated with maternal temperature elevation: A retrospective cohort study of mid-trimester pregnancy with intrauterine fetal demiseInternational Journal of Obstetric Anesthesia.  20:30-33. 2011
    2011 Midtrimester bacterial vaginosis and cervical length in women at risk for preterm birthAmerican Journal of Obstetrics and Gynecology.  204:342.e1-342.e5. 2011
    2010 Middle cerebral artery median peak systolic velocity validation: Effect of measurement techniqueAmerican Journal of Perinatology.  27:625-630. 2010
    2010 17-alpha-hydroxyprogesterone caproate for the prevention of preterm birth in women with prior preterm birth and a short cervical lengthObstetrical and Gynecological Survey.  65:477-478. 2010
    2010 Multicenter randomized trial of cerclage for preterm birth prevention in high-risk women with shortened midtrimester cervical lengthObstetrical and Gynecological Survey.  65:73-74. 2010
    2010 17-alpha-hydroxyprogesterone caproate for the prevention of preterm birth in women with prior preterm birth and a short cervical lengthAmerican Journal of Obstetrics and Gynecology.  202:351.e1-351.e6. 2010
    2010 Cervical funneling: Effect on gestational length and ultrasound-indicated cerclage in high-risk womenAmerican Journal of Obstetrics and Gynecology.  203:259.e1-259.e5. 2010
    2010 Does midtrimester cervical length ≥25 mm predict preterm birth in high-risk women?American Journal of Obstetrics and Gynecology.  203:393.e1-393.e5. 2010
    2010 Gestational age at previous preterm birth does not affect cerclage efficacyAmerican Journal of Obstetrics and Gynecology.  203:377.e1-377.e4. 2010
    2009 Racial disparities in perinatal outcomes and pregnancy spacing among women delaying initiation of childbearingMCN: The American Journal of Maternal/Child Nursing.  34:392. 2009
    2009 Pregnancy spacing among women delaying initiation of childbearingArchives of Gynecology and Obstetrics.  279:677-684. 2009
    2009 Multicenter randomized trial of cerclage for preterm birth prevention in high-risk women with shortened midtrimester cervical lengthAmerican Journal of Obstetrics and Gynecology.  201:375.e1-375.e8. 2009
    2009 Racial disparities in perinatal outcomes and pregnancy spacing among women delaying initiation of childbearingMaternal and Child Health Journal.  13:81-89. 2009
    2008 Interpregnancy interval and subsequent perinatal outcomes among women delaying initiation of childbearingJournal of Obstetrics and Gynaecology Research.  34:941-947. 2008
    2008 Decreasing incidence of postcesarean endometritis with extended-spectrum antibiotic prophylaxisObstetrics and Gynecology.  111:51-56. 2008
    2008 Impact of extended-spectrum antibiotic prophylaxis on incidence of postcesarean surgical wound infectionAmerican Journal of Obstetrics and Gynecology.  199:303.e1-303.e3. 2008
    2007 Natural history of cervical funneling in women at high risk for spontaneous preterm birthObstetrics and Gynecology.  109:863-869. 2007
    2006 Effect of coitus on recurrent preterm birthObstetrics and Gynecology.  107:793-797. 2006
    2005 Do factors that are important during obstetrics and gynecology residency program selection differ by applicant gender?American Journal of Obstetrics and Gynecology.  193:1540-1543. 2005
    2005 High-dose vaginal misoprostol versus concentrated oxytocin plus low-dose vaginal misoprostol for midtrimester labor induction: A randomized trialAmerican Journal of Obstetrics and Gynecology.  193:1065-1070. 2005
    2004 Obstetrics and gynecology residents' attitudes toward maternal-fetal medicine fellowship training 2004
    2004 Can shortened midtrimester cervical length predict very early spontaneous preterm birth?American Journal of Obstetrics and Gynecology.  191:298-303. 2004
    2004 Number and gestational age of prior preterm births does not modify the predictive value of a short cervixAmerican Journal of Obstetrics and Gynecology.  191:241-246. 2004
    2004 Vaginal misoprostol versus concentrated oxytocin and vaginal PGE 2 for second-trimester labor inductionObstetrics and Gynecology.  104:138-145. 2004
    2004 Erratum: The association of maternal weight with cesarean risk, labor duration, and cervical dilation rate during labor induction (Obstetrics and Gynecology (March 2004) 103 (452-456) DOI: 10.1097/01.AOG.0000125151.53356.03)Obstetrics and Gynecology.  103:1019. 2004
    2004 Second-trimester cervical sonography: Features other than cervical length to predict spontaneous preterm birthObstetrics and Gynecology.  103:457-462. 2004
    2004 An outcomes analysis of five prenatal screening strategies for trisomy 21 in women younger than 35 yearsAmerican Journal of Obstetrics and Gynecology.  190:721-729. 2004
    2004 The Influence of Quality-of-Life, Academic, and Workplace Factors on Residency Program SelectionAcademic Medicine.  79:417-425. 2004
    2004 The association of maternal weight with cesarean risk, labor duration, and cervical dilation rate during labor inductionObstetrics and Gynecology.  103:452-456. 2004
    2003 Vaginal sonography and cervical incompetenceAmerican Journal of Obstetrics and Gynecology.  188:586-596. 2003
    2003 Evaluation of the cervix by ultrasound for the prediction of preterm birthClinics in Perinatology.  30:735-755. 2003
    2002 A randomized trial of intrapartum analgesia in women with severe preeclampsiaObstetrics and Gynecology.  99:452-457. 2002
    2002 A higher dose of oxytocin was more effective than a standard dose, when infused over 30 min, in preventing uterine atony after cesarean deliveryEvidence-based Obstetrics and Gynecology.  4:120-121. 2002
    2001 Active phase labor arrest: Revisiting the 2-hour minimumObstetrics and Gynecology.  98:550-554. 2001
    2001 Comparison of two oxytocin regimens to prevent uterine atony at cesarean delivery: A randomized controlled trialObstetrics and Gynecology.  98:386-390. 2001
    2001 Mid-trimester endovaginal sonography in women at high risk for spontaneous preterm birthJournal of the American Medical Association.  286:1340-1348. 2001
    2001 Can prenatal ultrasound findings predict ambulatory status in fetuses with open spina bifida?American Journal of Obstetrics and Gynecology.  185:1016-1020. 2001
    2001 Laminaria versus extra-amniotic saline solution infusion for cervical ripening in second-trimester labor inductionsAmerican Journal of Obstetrics and Gynecology.  184:1145-1148. 2001
    2000 Fronto-Ocular syndrome: Newly recognized trigonocephaly syndromeAmerican Journal of Medical Genetics Part A.  93:89-93. 2000
    2000 Sonography, suspected macrosomia, and prophylactic cesarean: A limited partnershipClinical Obstetrics and Gynecology.  43:326-334. 2000
    2000 Amniotic fluid homocysteine levels, 5,10-methylenetetrahydrafolate reductase genotypes, and neural tube closure sitesAmerican Journal of Medical Genetics Part A.  90:6-11. 2000
    2000 Role of amniotic fluid homocysteine level and of fetal 5,10- methylenetetrahydrafolate reductase genotype in the etiology of neural tube defectsAmerican Journal of Medical Genetics Part A.  90:12-16. 2000
    2000 Cardiovascular effects of intravaginal misoprostol in the mid trimester of pregnancyAmerican Journal of Obstetrics and Gynecology.  183:1100-1102. 2000
    2000 Criteria for failed labor induction: Prospective evaluation of a standardized protocolObstetrics and Gynecology.  96:671-677. 2000
    2000 Extra-amniotic saline, laminaria, or prostaglandin E2 gel for labor induction with unfavorable cervix: A randomized controlled trialObstetrics and Gynecology.  96:106-112. 2000
    2000 Midtrimester cervical ripening and labor inductionClinical Obstetrics and Gynecology.  43:495-512. 2000
    2000 Quantitative approach to identifying abnormal variation in the human face exemplified by a study of 278 individuals with five craniofacial syndromesAmerican Journal of Medical Genetics Part A.  91:8-17. 2000
    2000 Ultrasound findings and multiple marker screening in trisomy 18Obstetrics and Gynecology.  95:51-54. 2000
    1999 Relationship of gestational age and cervical dilation to the timing of deliveryInternational Journal of Gynecology and Obstetrics.  64:233-237. 1999
    1999 Active-phase labor arrest: Oxytocin augmentation for at least 4 hoursObstetrics and Gynecology.  93:323-328. 1999
    1999 Indicated versus spontaneous preterm delivery: An evaluation of neonatal morbidity among infants weighing ≤1000 grams at birthAmerican Journal of Obstetrics and Gynecology.  180:683-689. 1999
    1999 Prophylactic cesarean delivery for fetal macrosomia diagnosed by means of ultrasonography - A Faustian bargain?American Journal of Obstetrics and Gynecology.  181:332-338. 1999
    1999 Prospective evaluation of free β-subunit of human chorionic gonadotropin and dimeric inhibin A for aneuploidy detectionAmerican Journal of Obstetrics and Gynecology.  181:887-892. 1999
    1999 The association of interleukin 6 with clinical and laboratory parameters of acute pelvic inflammatory diseaseAmerican Journal of Obstetrics and Gynecology.  181:940-944. 1999
    1999 Transperineal versus endovaginal ultrasonographic examination of the cervix in the midtrimester: A blinded comparisonAmerican Journal of Obstetrics and Gynecology.  181:780-783. 1999
    1999 Vaginal misoprostol vs. concentrated oxytocin plus low-dose prostaglandin E2 for second trimester pregnancy terminationJournal of Maternal-Fetal Medicine.  8:48-50. 1999
    1998 Decision analysisClinical Obstetrics and Gynecology.  41:282-295. 1998
    1998 Prophylactic cesarean for prenatally diagnosed malformationsClinical Obstetrics and Gynecology.  41:393-404. 1998
    1998 Pregnancy outcomes following sonographic nonvisualization of the fetal stomachObstetrics and Gynecology.  91:905-908. 1998
    1998 Intraoperative hypothermia and post-cesarean wound infectionObstetrics and Gynecology.  91:582-584. 1998
    1998 A randomized trial of misoprostol and extra-amniotic saline infusion for cervical ripening and labor inductionObstetrics and Gynecology.  91:774-779. 1998
    1998 Does a high carbohydrate preparatory diet affect the 3-hour oral glucose tolerance test in pregnancy?Journal of Maternal-Fetal Medicine.  7:68-71. 1998
    1998 Maternal serum α-fetoprotein and dimeric inhibin A detect aneuploidies other than Down syndromeAmerican Journal of Obstetrics and Gynecology.  179:966-970. 1998
    1998 Routine maternal platelet count: An assessment of a technologically driven screening practiceAmerican Journal of Obstetrics and Gynecology.  179:573-576. 1998
    1997 Alphafetoprotein (afp), free beta human chorionic gonadotrophin (fβhcg), and dimeric inhibin a (ih-a) produce the best results in a three-analyte multiple marker screening test for fetal down syndromeActa diabetologica latina.  176. 1997
    1997 Amniotic fluid pulmonary maturity studies may be unnecessary in fetuses with meningomyelocele and hydrocephalusActa diabetologica latina.  176. 1997
    1997 An assessment of fetal loss in twin pregnancy after midtrimester amniocentesisActa diabetologica latina.  176. 1997
    1997 Free beta hcg subunit versus intact hcg in the multiple marker screening test for fetal down syndromeActa diabetologica latina.  176. 1997
    1997 I pregnancy outcomes following sonographic nonvisuajjzation of the fetal stomachActa diabetologica latina.  176. 1997
    1997 Induction in women with an unfavorable cervix: a randomized trial of extra-amniotic saline induction (easi) versus misoprostolActa diabetologica latina.  176. 1997
    1997 Laminaria, extraamniotic saline induction (easi) or prepidil™ for cervical ripening prior to labor inductionActa diabetologica latina.  176. 1997
    1997 Management options in women with preterm uterine contractions: a randomized clinical trialActa diabetologica latina.  176. 1997
    1997 Misoprostol versus concentrated oxytocin plus low-dose pge2 for mid-trimester pregnancy termination: a trial stoppedActa diabetologica latina.  176. 1997
    1997 Randomized trial of single dose versus multiple dose cefotetan for the postpartum treatment of intrapartum chorioamnionitisActa diabetologica latina.  176. 1997
    1997 Significance of a false positive trjsomy 18 (t18) multiple marker screening test (mmst)Acta diabetologica latina.  176. 1997
    1997 Significance of a false-positive trisomy 18 multiple-marker screening testObstetrics and Gynecology.  90:938-942. 1997
    1997 Sonographic measurements and ratios in fetuses with trisomy 18Acta diabetologica latina.  176. 1997
    1997 The effect of inaccurate gestational ace estimation on the multiple marker screening test (mmst) for fetal down syndrome (ds)Acta diabetologica latina.  176. 1997
    1997 Free β-hCG subunit versus intact hCG in Down syndrome screeningObstetrics and Gynecology.  90:370-374. 1997
    1997 Second-trimester maternal serum CA-125 versus estriol in the multiple-marker screening test for Down syndrome.Obstetrics and Gynecology.  89:359-363. 1997
    1997 Elevated second-trimester dimeric inhibin A levels identify Down syndrome pregnanciesAmerican Journal of Obstetrics and Gynecology.  177:992-996. 1997
    1997 Management options in women with preterm uterine contractions: A randomized clinical trialAmerican Journal of Obstetrics and Gynecology.  177:814-818. 1997
    1997 Maternal serum human chorionic gonadotropin level at 15 weeksAmerican Journal of Obstetrics and Gynecology.  176:258. 1997
    1997 Maternal serum human chorionic gonadotropin level at 15 weeks.American Journal of Obstetrics and Gynecology.  176:258. 1997
    1997 One- versus two-layer closure of a low transverse cesarean: The next pregnancyObstetrics and Gynecology.  89:16-18. 1997
    1997 Randomized trial of single-dose versus multiple-dose cefotetan for the postpartum treatment of intrapartum chorioamnionitisAmerican Journal of Obstetrics and Gynecology.  177:831-834. 1997
    1997 Second-trimester maternal serum ca-125 versus estriol in the multiple-marker screening test for down syndromeObstetrical and Gynecological Survey.  89:359-363. 1997
    1997 α-fetoprotein, free β-human chorionic gonadotropin, and dimeric inhibin A produce the best results in a three-analyte, multiple-marker screening test for fetal Down syndromeAmerican Journal of Obstetrics and Gynecology.  177:987-991. 1997
    1996 The effectiveness and costs of elective cesarean delivery for fetal macrosomia diagnosed by ultrasoundJournal of the American Medical Association.  276:1480-1486. 1996
    1996 Complications of midtrimester pregnancy termination: The effect of prior cesarean deliveryAmerican Journal of Obstetrics and Gynecology.  175:889-892. 1996
    1996 Concentrated oxytocin plus low-dose prostaglandin E2 compared with prostaglandin E2 vaginal suppositories for second-trimester pregnancy terminationObstetrics and Gynecology.  88:110-113. 1996
    1996 Dynamics of the fetal adrenal, cholesterol, and apolipoprotein B responses to antenatal betamethasone therapyAmerican Journal of Obstetrics and Gynecology.  174:562-565. 1996
    1996 Effect of parity correction on Down syndrome detection by the multiple- marker screening testAmerican Journal of Obstetrics and Gynecology.  175:1004-1007. 1996
    1996 On the use of surrogate end points for the calculation of the false- positive rate of antenatal testing [10]American Journal of Obstetrics and Gynecology.  175:756-757. 1996
    1996 Pregnancy outcome following genetic amniocentesis at 11-14 versus 16-19 weeks' gestationObstetrics and Gynecology.  88:114-118. 1996
    1996 Prognostic significance of unexplained elevated amniotic fluid alpha-fetoproteinObstetrics and Gynecology.  87:213-216. 1996
    1996 Second-trimester cystic hygroma: Prognosis of septated and nonseptated lesionsObstetrics and Gynecology.  88:979-982. 1996
    1996 The effect of manual removal of the placenta on post-cesarean endometritisObstetrics and Gynecology.  87:99-102. 1996
    1995 Comparion of multiple-marker screening with amniocentesis for the detection of fetal aneuploidy in women ≥35 years oldAmerican Journal of Obstetrics and Gynecology.  173:1287-1292. 1995
    1995 Determinants of the optimal time in gestation to initiate antenatal fetal testing: A decision-analytic approachAmerican Journal of Obstetrics and Gynecology.  173:1357-1363. 1995
    1995 Does magnesium sulfate affect the length of labor induction in women with pregnancy-associated hypertension?American Journal of Obstetrics and Gynecology.  173:1219-1222. 1995
    1995 Gestational diabetes surveyAmerican Journal of Obstetrics and Gynecology.  172:615-620. 1995
    1995 Screening and treatment of asymptomatic bacteriuria of pregnancy to prevent pyelonephritis: A cost-effectiveness and cost-benefit analysisObstetrics and Gynecology.  86:119-123. 1995
    1995 Subcutaneous tissue approximation in relation to wound disruption after cesarean delivery in obese womenObstetrics and Gynecology.  85:412-416. 1995
    1995 The influence of maternal weight on human chorionic gonadotropin in the multiple-marker screening test for fetal Down syndromeAmerican Journal of Obstetrics and Gynecology.  173:1297-1300. 1995
    1995 Will αfetoprotein analysis be useful in detecting fetal anomalies in the first trimester?Journal of Maternal-Fetal Medicine.  4:257-261. 1995
    1995 Zidovudine for the prevention of vertical HIV transmission: A decision analytic approach 1995
    1994 Active-phase labor arrest: A randomized trial of chorioamnion managementObstetrics and Gynecology.  83:937-940. 1994
    1994 Elevated second-trimester human chorionic gonadotropin levels in association with poor pregnancy outcomeAmerican Journal of Obstetrics and Gynecology.  171:1038-1041. 1994
    1994 Fetal Echocardiography in Gravidas with Historic Risk Factors for Congenital Heart DiseaseAmerican Journal of Perinatology.  11:334-336. 1994
    1994 Prediction of preterm birth in nulliparous patientsAmerican Journal of Obstetrics and Gynecology.  171:1111-1115. 1994
    1994 The predictive value of umbilical artery Doppler studies for preeclampsia or fetal growth retardation in a preeclampsia prevention trialObstetrics and Gynecology.  83:609-612. 1994
    1994 The utility of fetal biometry as an adjunct to the multiple-marker screening test for Down syndromeAmerican Journal of Obstetrics and Gynecology.  171:1041-1046. 1994
    1994 Wound complications after cesarean sectionsClinical Obstetrics and Gynecology.  37:842-855. 1994
    1993 Crosa-sectional study examining the relationship between fetal urine production and the amniotic fluid index at 38-43 weeks of gestationJournal of Maternal-Fetal Medicine.  2:117-120. 1993
    1993 Cross-sectional study examining the relationship between fetal urine production and the amniotic fluid index at 38–43 weeks of gestationObstetrical and Gynecological Survey.  48:728-729. 1993
    1993 Randomized trial of prophylactic antibiotic therapy after preterm amnion ruptureAmerican Journal of Obstetrics and Gynecology.  169:976-981. 1993
    1993 The effect of low-dose aspirin on fetal urine output and amniotic fluid volumeAmerican Journal of Obstetrics and Gynecology.  169:885-888. 1993
    1993 The effect of low-dose aspirin on umbilical artery Doppler measurementsAmerican Journal of Obstetrics and Gynecology.  169:907-911. 1993
    1993 Trial of labor after a one- or two-layer closure of a low transverse uterine incisionAmerican Journal of Obstetrics and Gynecology.  168:545-546. 1993
    1992 Hemorrhagic endovasculitis of the placenta and fetomaternal hemorrhage: A relationship?American Journal of Obstetrics and Gynecology.  167:860. 1992
    1992 Midtrimester pregnancy termination: A randomized trial of prostaglandin E2 versus concentrated oxytocinAmerican Journal of Obstetrics and Gynecology.  167:1112-1116. 1992
    1992 Oxytocin for the induction or augmentation of laborClinical Obstetrics and Gynecology.  35:464-475. 1992
    1992 Transverse uterine incision closure: One versus two layersAmerican Journal of Obstetrics and Gynecology.  167:1108-1111. 1992
    1991 Mid-second-trimester labor induction: Concentrated oxytocin compared with prostaglandin E2 vaginal suppositoriesObstetrics and Gynecology.  77:297-300. 1991
    1991 Neonatal complications at term as related to the degree of umbilical artery acidemiaAmerican Journal of Obstetrics and Gynecology.  164:637-641. 1991
    1991 Oligohydramnios: Antepartum fetal urine production and intrapartum fetal distressAmerican Journal of Obstetrics and Gynecology.  165:1077-1080. 1991
    1991 ReplyAmerican Journal of Obstetrics and Gynecology.  164:236. 1991
    1991 Was there really a difference with amnioinfusion? (Reply)American Journal of Obstetrics and Gynecology.  164:236. 1991
    1990 A prospective randomized study of saline solution amnioinfusionAmerican Journal of Obstetrics and Gynecology.  162:1146-1149. 1990
    1990 Evaluation of a risk scoring system as a predictor of preterm birth in an indigent populationAmerican Journal of Obstetrics and Gynecology.  163:873-879. 1990
    1990 Is indicated or spontaneous preterm delivery more advantageous for the fetus?American Journal of Obstetrics and Gynecology.  163:868-872. 1990
    1990 Magnesium tocolysis: Serum levels versus successAmerican Journal of Obstetrics and Gynecology.  162:1177-1180. 1990
    1989 A comparison of perinatal outcome in patients undergoing contraction stress testing performed by nipple stimulation versus spontaneously occurring contractionsAmerican Journal of Obstetrics and Gynecology.  160:1081-1085. 1989
    1989 Comparison of predelivery versus postdelivery Kleihauer-Betke stains in cases of fetal deathAmerican Journal of Obstetrics and Gynecology.  161:663-666. 1989
    1989 Polyarteritis nodosa in pregnancy: A case report and brief literature reviewAmerican Journal of Obstetrics and Gynecology.  160:606-607. 1989
    1988 Apolipoprotein A-1 in umbilical cord blood of newborn infants: Relation to gestational age and high-density lipoprotein cholesterolPediatric Research.  23:348-351. 1988
    1988 Fetal death after successful conversion of fetal supraventricular tachycardia with digoxin and verapamilAmerican Journal of Obstetrics and Gynecology.  158:1169-1170. 1988

    Chapter

    Year Title Altmetric
    2016 Cervical Insufficiency.  595-614.e1. 2016
    2015 Cervical Insufficiency.  288-297. 2015
    2012 Cervical Insufficiency.  271-279. 2012
    2010 Cervical Insufficiency.  373-382. 2010
    2008 The Incompetent Cervix.  263-270. 2008

    Education And Training

  • UAB Hospital, Internship
  • UAB Hospital, Residency
  • UAB Hospital, Postdoctoral Fellowship
  • Master of Public Health in Medicine, University of Alabama at Birmingham 2007
  • Doctor of Medicine, University of Texas System : Dallas 1982
  • Bachelor of Engineering, Georgia Institute of Technology 1975
  • Full Name

  • John Owen