{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,11,4]],"date-time":"2026-11-04T04:13:25Z","timestamp":1793765605937,"version":"4.6.1"},"reference-count":22,"publisher":"Elsevier BV","issue":"5","license":[{"start":{"date-parts":[[2015,5,1]],"date-time":"2015-05-01T00:00:00Z","timestamp":1430438400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2015,5,1]],"date-time":"2015-05-01T00:00:00Z","timestamp":1430438400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"content-domain":{"domain":["ajog.org","clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["American Journal of Obstetrics and Gynecology"],"published-print":{"date-parts":[[2015,5]]},"DOI":"10.1016\/j.ajog.2014.11.021","type":"journal-article","created":{"date-parts":[[2014,11,25]],"date-time":"2014-11-25T09:25:33Z","timestamp":1416907533000},"page":"645.e1-645.e4","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":41,"title":["The timing of administration of antenatal corticosteroids in women with indicated preterm birth"],"prefix":"10.1016","volume":"212","author":[{"given":"Tracy M.","family":"Adams","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Wendy L.","family":"Kinzler","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Martin R.","family":"Chavez","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Anthony M.","family":"Vintzileos","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.ajog.2014.11.021_bib1","doi-asserted-by":"crossref","unstructured":"Hamilton BE, Hoyert DL, Martin JA, Strobino DM, Guyer B. Annual summary of vital statistics: 2010-2011. 2013;131:548-58.","DOI":"10.1542\/peds.2012-3769"},{"key":"10.1016\/j.ajog.2014.11.021_bib2","doi-asserted-by":"crossref","first-page":"263.e1","DOI":"10.1016\/j.ajog.2010.12.004","article-title":"Approximately one-third of medically indicated late preterm births are complicated by fetal growth restriction","volume":"204","author":"Carreno","year":"2011","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib3","doi-asserted-by":"crossref","first-page":"1557","DOI":"10.1016\/j.ajog.2006.05.021","article-title":"Maternal-fetal conditions necessitating a medical intervention resulting in preterm birth","volume":"195","author":"Ananth","year":"2006","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib4","doi-asserted-by":"crossref","first-page":"1084","DOI":"10.1097\/01.AOG.0000158124.96300.c7","article-title":"Trends in preterm birth and perinatal mortality among singletons: United States, 1989 through 2000","volume":"105","author":"Ananth","year":"2005","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib5","doi-asserted-by":"crossref","first-page":"515","DOI":"10.1542\/peds.50.4.515","article-title":"A\u00a0controlled trial of antepartum glucocorticoid treatment for prevention of the respiratory distress syndrome in premature infants","volume":"50","author":"Liggins","year":"1972","journal-title":"Pediatrics"},{"key":"10.1016\/j.ajog.2014.11.021_bib6","doi-asserted-by":"crossref","first-page":"11","DOI":"10.1111\/j.1471-0528.1990.tb01711.x","article-title":"The effects of corticosteroid administration before preterm delivery: an overview of the evidence from controlled trials","volume":"97","author":"Crowley","year":"1990","journal-title":"BJOG"},{"key":"10.1016\/j.ajog.2014.11.021_bib7","doi-asserted-by":"crossref","first-page":"322","DOI":"10.1016\/0002-9378(95)90222-8","article-title":"Antenatal corticosteroid therapy: a meta-analysis of the randomized trials 1972-1994","volume":"175","author":"Crowley","year":"1995","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib8","doi-asserted-by":"crossref","first-page":"457.e1","DOI":"10.1016\/j.ajog.2006.12.018","article-title":"The effect of a prolonged time interval between antenatal corticosteroid administration and delivery on outcome in preterm neonates: a cohort study","volume":"196","author":"Ring","year":"2007","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib9","doi-asserted-by":"crossref","first-page":"143.e1","DOI":"10.1016\/j.ajog.2013.09.024","article-title":"Antenatal corticosteroid administration: understanding its use as an obstetric quality metric","volume":"210","author":"Chandrasekaran","year":"2014","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib10","doi-asserted-by":"crossref","first-page":"256.e1","DOI":"10.1016\/j.ajog.2013.06.020","article-title":"Optimal time interval between a single course of antenatal corticosteroids and delivery for reduction of respiratory distress syndrome in preterm twins","volume":"209","author":"Kuk","year":"2013","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib11","doi-asserted-by":"crossref","first-page":"e1032","DOI":"10.1542\/peds.2007-2608","article-title":"Decreased respiratory compliance in infants less than or equal to 32 weeks gestation delivered more than 7 days after antenatal steroid therapy","volume":"121","author":"McEvoy","year":"2008","journal-title":"Pediatrics"},{"key":"10.1016\/j.ajog.2014.11.021_bib12","doi-asserted-by":"crossref","first-page":"1165","DOI":"10.1016\/j.ajog.2005.06.050","article-title":"The interval between a single course of antenatal steroids and delivery and its association with neonatal outcomes","volume":"193","author":"Peaceman","year":"2005","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib13","doi-asserted-by":"crossref","first-page":"49.e1","DOI":"10.1016\/j.ajog.2011.03.035","article-title":"Relationship between the time interval from antenatal corticosteroid administration until preterm birth and the occurrence of respiratory morbidity","volume":"205","author":"Wilms","year":"2011","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib14","doi-asserted-by":"crossref","first-page":"114","DOI":"10.1016\/S0002-9378(99)70160-2","article-title":"Repeated antenatal corticosteroids: size at birth and subsequent development","volume":"180","author":"French","year":"1999","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib15","doi-asserted-by":"crossref","first-page":"446","DOI":"10.1016\/j.ajog.2012.06.012","article-title":"Effects of antenatal corticosteroids on the hypothalamic-pituitary-adrenocortical axis of the fetus and newborn: experimental findings and clinical considerations","volume":"207","author":"Waffarn","year":"2012","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib16","doi-asserted-by":"crossref","first-page":"1581","DOI":"10.1001\/jama.286.13.1581","article-title":"Single vs weekly courses of antenatal corticosteroids for women at risk of preterm delivery: a randomized controlled trial","volume":"286","author":"Guinn","year":"2001","journal-title":"JAMA"},{"key":"10.1016\/j.ajog.2014.11.021_bib17","doi-asserted-by":"crossref","first-page":"428","DOI":"10.1055\/s-2007-999281","article-title":"Hypothalamic-pituitary-adrenal axis function in premature neonates after extensive prenatal treatment with betamethasone: a case history","volume":"9","author":"Kairalla","year":"1992","journal-title":"Am J Perinatol"},{"key":"10.1016\/j.ajog.2014.11.021_bib18","doi-asserted-by":"crossref","first-page":"633","DOI":"10.1016\/j.ajog.2006.03.087","article-title":"Single versus weekly courses of antenatal corticosteroids: evaluation of safety and efficacy","volume":"195","author":"Wapner","year":"2006","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib19","doi-asserted-by":"crossref","first-page":"422","DOI":"10.1097\/AOG.0b013e31820eee00","article-title":"Antenatal corticosteroid therapy for fetal maturation. ACOG Committee opinion no. 475","volume":"117","year":"2011","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2014.11.021_bib20","doi-asserted-by":"crossref","first-page":"683","DOI":"10.1055\/s-0031-1280596","article-title":"Time to delivery after the first course of antenatal corticosteroids","volume":"28","author":"Vis","year":"2011","journal-title":"Am J Perinatol"},{"key":"10.1016\/j.ajog.2014.11.021_bib21","doi-asserted-by":"crossref","first-page":"516","DOI":"10.3109\/14767058.2013.821975","article-title":"Evaluation of antenatal corticosteroid prescribing patterns among 984 women at risk for preterm delivery","volume":"27","author":"Boesveld","year":"2014","journal-title":"J\u00a0Matern Fetal Neonatal Med"},{"key":"10.1016\/j.ajog.2014.11.021_bib22","doi-asserted-by":"crossref","first-page":"112","DOI":"10.1016\/j.ajog.2013.09.002","article-title":"The use of a comparability scoring system in reporting observational studies","volume":"210","author":"Vintzileos","year":"2014","journal-title":"Am J Obstet Gynecol"}],"container-title":["American Journal of Obstetrics and Gynecology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0002937814022868?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0002937814022868?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,9,11]],"date-time":"2025-09-11T11:04:08Z","timestamp":1757588648000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0002937814022868"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2015,5]]},"references-count":22,"journal-issue":{"issue":"5","published-print":{"date-parts":[[2015,5]]}},"alternative-id":["S0002937814022868"],"URL":"https:\/\/doi.org\/10.1016\/j.ajog.2014.11.021","relation":{},"ISSN":["0002-9378"],"issn-type":[{"value":"0002-9378","type":"print"}],"subject":[],"published":{"date-parts":[[2015,5]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"The timing of administration of antenatal corticosteroids in women with indicated preterm birth","name":"articletitle","label":"Article Title"},{"value":"American Journal of Obstetrics and Gynecology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.ajog.2014.11.021","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"Copyright \u00a9 2015 Elsevier Inc. All rights reserved.","name":"copyright","label":"Copyright"}]}}