{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,17]],"date-time":"2026-08-17T19:46:49Z","timestamp":1786996009923,"version":"build-2736575974"},"reference-count":29,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2022,12,1]],"date-time":"2022-12-01T00:00:00Z","timestamp":1669852800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2022,12,1]],"date-time":"2022-12-01T00:00:00Z","timestamp":1669852800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"funder":[{"DOI":"10.13039\/501100006120","name":"Ministry of the Environment, Government of Japan","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100006120","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Pregnancy Hypertension"],"published-print":{"date-parts":[[2022,12]]},"DOI":"10.1016\/j.preghy.2022.11.002","type":"journal-article","created":{"date-parts":[[2022,11,14]],"date-time":"2022-11-14T02:30:29Z","timestamp":1668393029000},"page":"232-237","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":3,"special_numbering":"C","title":["Impact of stage 1 hypertension in the first and second trimesters on adverse pregnancy outcomes: The Japan Environment and Children's study (JECS)"],"prefix":"10.1016","volume":"30","author":[{"given":"Kanako","family":"Ishii","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6213-8115","authenticated-orcid":false,"given":"Sachiko","family":"Baba","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Satoyo","family":"Ikehara","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7032-4754","authenticated-orcid":false,"given":"Kimiko","family":"Ueda","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3301-5519","authenticated-orcid":false,"given":"Kazumasa","family":"Yamagishi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tadashi","family":"Kimura","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hiroyasu","family":"Iso","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"issue":"19","key":"10.1016\/j.preghy.2022.11.002_b0005","doi-asserted-by":"crossref","first-page":"2199","DOI":"10.1016\/j.jacc.2017.11.005","volume":"71","author":"Whelton","year":"2018","journal-title":"J. Am. Coll. Cardiol."},{"issue":"9932","key":"10.1016\/j.preghy.2022.11.002_b0010","doi-asserted-by":"crossref","first-page":"1899","DOI":"10.1016\/S0140-6736(14)60685-1","article-title":"Blood pressure and incidence of twelve cardiovascular diseases: lifetime risks, healthy life-years lost, and age-specific associations in 1\u00b725 million people","volume":"383","author":"Rapsomaniki","year":"2014","journal-title":"Lancet"},{"issue":"1","key":"10.1016\/j.preghy.2022.11.002_b0015","doi-asserted-by":"crossref","first-page":"24","DOI":"10.1161\/HYPERTENSIONAHA.117.10803","article-title":"Hypertensive Disorders of Pregnancy: ISSHP Classification, Diagnosis, and Management Recommendations for International Practice","volume":"72","author":"Brown","year":"2018","journal-title":"Hypertension"},{"issue":"3","key":"10.1016\/j.preghy.2022.11.002_b0020","doi-asserted-by":"crossref","DOI":"10.1016\/j.ajog.2019.06.031","article-title":"Blood pressure trajectory and category and risk of hypertensive disorders of pregnancy in nulliparous women","volume":"221","author":"Hauspurg","year":"2019","journal-title":"Am. J. Obstet. Gynecol."},{"issue":"1","key":"10.1016\/j.preghy.2022.11.002_b0025","doi-asserted-by":"crossref","first-page":"129","DOI":"10.1097\/AOG.0000000000003885","article-title":"Early Pregnancy Blood Pressure Elevations and Risk for Maternal and Neonatal Morbidity","volume":"136","author":"Sutton","year":"2020","journal-title":"Obstet. Gynecol."},{"issue":"6","key":"10.1016\/j.preghy.2022.11.002_b0030","doi-asserted-by":"crossref","DOI":"10.1016\/j.ajog.2019.12.272","article-title":"Challenging the definition of hypertension in pregnancy: a retrospective cohort study","volume":"222","author":"Reddy","year":"2020","journal-title":"Am. J. Obstet. Gynecol."},{"issue":"3","key":"10.1016\/j.preghy.2022.11.002_b0035","doi-asserted-by":"crossref","first-page":"772","DOI":"10.1161\/HYPERTENSIONAHA.119.14252","article-title":"Increased Adverse Pregnancy Outcomes Associated With Stage 1 Hypertension in a Low-Risk Cohort: Evidence From 47 874 Cases","volume":"75","author":"Wu","year":"2020","journal-title":"Hypertension"},{"issue":"4","key":"10.1016\/j.preghy.2022.11.002_b0040","doi-asserted-by":"crossref","first-page":"843","DOI":"10.1097\/AOG.0000000000002870","article-title":"Maternal Outcomes Associated With Lower Range Stage 1 Hypertension","volume":"132","author":"Sutton","year":"2018","journal-title":"Obstet. Gynecol."},{"issue":"2","key":"10.1016\/j.preghy.2022.11.002_b0045","doi-asserted-by":"crossref","first-page":"184","DOI":"10.1161\/CIRCRESAHA.119.314682","article-title":"Impact of the 2017 ACC\/AHA Guideline for High Blood Pressure on Evaluating Gestational Hypertension-Associated Risks for Newborns and Mothers","volume":"125","author":"Hu","year":"2019","journal-title":"Circ. Res."},{"key":"10.1016\/j.preghy.2022.11.002_b0050","article-title":"ACC-AHA Diagnostic Criteria for Hypertension in Pregnancy Identifies Patients at Intermediate Risk of Adverse Outcomes","author":"Darwin","year":"2020","journal-title":"Am. J. Perinatol."},{"issue":"3","key":"10.1016\/j.preghy.2022.11.002_b0055","doi-asserted-by":"crossref","first-page":"640","DOI":"10.1161\/HYPERTENSIONAHA.115.06752","article-title":"Prehypertension in Pregnancy and Risks of Small for Gestational Age Infant and Stillbirth","volume":"67","author":"Wikstr\u00f6m","year":"2016","journal-title":"Hypertension"},{"issue":"3 Pt 2","key":"10.1016\/j.preghy.2022.11.002_b0060","doi-asserted-by":"crossref","first-page":"736","DOI":"10.1161\/01.HYP.38.3.736","article-title":"Predictable blood pressure variability in healthy and complicated pregnancies","volume":"38","author":"Hermida","year":"2001","journal-title":"Hypertension"},{"issue":"1","key":"10.1016\/j.preghy.2022.11.002_b0065","doi-asserted-by":"crossref","first-page":"186","DOI":"10.1186\/s12884-019-2319-2","article-title":"Elevated diastolic blood pressure until mid-gestation is associated with preeclampsia and small-for-gestational-age birth: a population-based register study","volume":"19","author":"Gunnarsdottir","year":"2019","journal-title":"BMC Pregnancy Childbirth."},{"key":"10.1016\/j.preghy.2022.11.002_b0070","doi-asserted-by":"crossref","first-page":"25","DOI":"10.1186\/1471-2458-14-25","article-title":"Rationale and study design of the Japan environment and children's study (JECS)","volume":"14","author":"Kawamoto","year":"2014","journal-title":"BMC Public Health."},{"issue":"6","key":"10.1016\/j.preghy.2022.11.002_b0075","doi-asserted-by":"crossref","first-page":"452","DOI":"10.2188\/jea.JE20140186","article-title":"The Japan Environment and Children's Study (JECS): A Preliminary Report on Selected Characteristics of Approximately 10 000 Pregnant Women Recruited During the First Year of the Study","volume":"25","author":"Michikawa","year":"2015","journal-title":"J. Epidemiol."},{"issue":"2","key":"10.1016\/j.preghy.2022.11.002_b0080","doi-asserted-by":"crossref","first-page":"99","DOI":"10.2188\/jea.JE20170018","article-title":"Baseline Profile of Participants in the Japan Environment and Children's Study (JECS)","volume":"28","author":"Michikawa","year":"2018","journal-title":"J. Epidemiol."},{"issue":"1","key":"10.1016\/j.preghy.2022.11.002_b0085","doi-asserted-by":"crossref","first-page":"3","DOI":"10.14390\/jsshp.1.3","article-title":"Outline of Definition and Classification of \u201cPregnancy induced Hypertension (PIH)\u201d","volume":"1","author":"Watanabe","year":"2013","journal-title":"Hypertension Res. Pregnancy"},{"issue":"5","key":"10.1016\/j.preghy.2022.11.002_b0090","doi-asserted-by":"crossref","first-page":"702","DOI":"10.1111\/ped.12331","article-title":"New Japanese neonatal anthropometric charts for gestational age at birth","volume":"56","author":"Itabashi","year":"2014","journal-title":"Pediatr. Int."},{"issue":"9761","key":"10.1016\/j.preghy.2022.11.002_b0095","doi-asserted-by":"crossref","first-page":"219","DOI":"10.1016\/S0140-6736(10)61351-7","article-title":"Prediction of adverse maternal outcomes in pre-eclampsia: development and validation of the fullPIERS model","volume":"377","author":"von Dadelszen","year":"2011","journal-title":"Lancet"},{"issue":"1","key":"10.1016\/j.preghy.2022.11.002_b0100","doi-asserted-by":"crossref","first-page":"15","DOI":"10.2105\/AJPH.88.1.15","article-title":"Use and misuse of population attributable fractions","volume":"88","author":"Rockhill","year":"1998","journal-title":"Am. J. Public Health"},{"key":"10.1016\/j.preghy.2022.11.002_b0105","doi-asserted-by":"crossref","unstructured":"G.S. Re Confidence limits made easy: interval estimation using a substitution method Am J Epidemiol. 149(9):884 1999 author reply 5\u20136.","DOI":"10.1093\/oxfordjournals.aje.a009906"},{"issue":"6","key":"10.1016\/j.preghy.2022.11.002_b0110","doi-asserted-by":"crossref","first-page":"1090","DOI":"10.1097\/HJH.0000000000002380","article-title":"Stage 1 hypertension defined by the 2017 American College of Cardiology\/American Heart Association guideline and risk of adverse birth outcomes in Eastern China","volume":"38","author":"Liu","year":"2020","journal-title":"J. Hypertens."},{"key":"10.1016\/j.preghy.2022.11.002_b0115","doi-asserted-by":"crossref","first-page":"51","DOI":"10.1016\/j.preghy.2021.12.004","article-title":"Blood pressure adjustments throughout healthy and hypertensive pregnancy: A systematic review and meta-analysis","volume":"27","author":"de Haas","year":"2022","journal-title":"Pregnancy Hypertens."},{"issue":"10","key":"10.1016\/j.preghy.2022.11.002_b0120","doi-asserted-by":"crossref","first-page":"1026","DOI":"10.1001\/jama.2016.1869","article-title":"Association Between Hypertensive Disorders of Pregnancy and Later Risk of Cardiomyopathy","volume":"315","author":"Behrens","year":"2016","journal-title":"JAMA"},{"issue":"1","key":"10.1016\/j.preghy.2022.11.002_b0125","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1007\/s10654-013-9762-6","article-title":"Cardiovascular disease risk in women with pre-eclampsia: systematic review and meta-analysis","volume":"28","author":"Brown","year":"2013","journal-title":"Eur. J. Epidemiol."},{"key":"10.1016\/j.preghy.2022.11.002_b0130","doi-asserted-by":"crossref","first-page":"9","DOI":"10.1016\/j.preghy.2022.01.009","article-title":"Cardiovascular mortality risk a decade after twin and singleton pregnancies complicated by hypertensive disorders of pregnancy","volume":"28","author":"van Baar","year":"2022","journal-title":"Pregnancy Hypertens."},{"issue":"10","key":"10.1016\/j.preghy.2022.11.002_b0135","doi-asserted-by":"crossref","first-page":"1606","DOI":"10.1111\/1471-0528.14556","article-title":"Moderately elevated blood pressure during pregnancy and odds of hypertension later in life: the POUCHmoms longitudinal study","volume":"124","author":"Dunietz","year":"2017","journal-title":"BJOG"},{"issue":"2","key":"10.1016\/j.preghy.2022.11.002_b0140","doi-asserted-by":"crossref","first-page":"455","DOI":"10.1161\/HYPERTENSIONAHA.116.07261","article-title":"Prehypertension During Normotensive Pregnancy and Postpartum Clustering of Cardiometabolic Risk Factors: A Prospective Cohort Study","volume":"68","author":"Lei","year":"2016","journal-title":"Hypertension"},{"key":"10.1016\/j.preghy.2022.11.002_b0145","doi-asserted-by":"crossref","unstructured":"Minakami H, Maeda T, Fujii T, Hamada H, Iitsuka Y, Itakura A, et al. Guidelines for obstetrical practice in Japan: Japan Society of Obstetrics and Gynecology (JSOG) and Japan Association of Obstetricians and Gynecologists (JAOG) 2014 edition. Journal of Obstetrics and Gynaecology Research. 2014;40(6):1469-99.","DOI":"10.1111\/jog.12419"}],"container-title":["Pregnancy Hypertension"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2210778922001167?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2210778922001167?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,31]],"date-time":"2025-10-31T07:58:46Z","timestamp":1761897526000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S2210778922001167"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,12]]},"references-count":29,"alternative-id":["S2210778922001167"],"URL":"https:\/\/doi.org\/10.1016\/j.preghy.2022.11.002","relation":{},"ISSN":["2210-7789"],"issn-type":[{"value":"2210-7789","type":"print"}],"subject":[],"published":{"date-parts":[[2022,12]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Impact of stage 1 hypertension in the first and second trimesters on adverse pregnancy outcomes: The Japan Environment and Children's study (JECS)","name":"articletitle","label":"Article Title"},{"value":"Pregnancy Hypertension","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.preghy.2022.11.002","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2022 Published by Elsevier B.V. on behalf of International Society for the Study of Hypertension in Pregnancy.","name":"copyright","label":"Copyright"}]}}