{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,22]],"date-time":"2026-07-22T21:55:59Z","timestamp":1784757359493,"version":"3.55.0"},"reference-count":27,"publisher":"Public Library of Science (PLoS)","issue":"6","license":[{"start":{"date-parts":[[2020,6,11]],"date-time":"2020-06-11T00:00:00Z","timestamp":1591833600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["www.plosone.org"],"crossmark-restriction":false},"short-container-title":["PLoS ONE"],"DOI":"10.1371\/journal.pone.0233641","type":"journal-article","created":{"date-parts":[[2020,6,11]],"date-time":"2020-06-11T17:27:08Z","timestamp":1591896428000},"page":"e0233641","update-policy":"https:\/\/doi.org\/10.1371\/journal.pone.corrections_policy","source":"Crossref","is-referenced-by-count":14,"title":["Changing risk factors for placental abruption: A case crossover study using routinely collected data from Finland, Malta and Aberdeen"],"prefix":"10.1371","volume":"15","author":[{"given":"Emma","family":"Anderson","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Edwin Amalraj","family":"Raja","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ashalatha","family":"Shetty","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8254-7525","authenticated-orcid":true,"given":"Mika","family":"Gissler","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Miriam","family":"Gatt","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Siladitya","family":"Bhattacharya","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2358-5860","authenticated-orcid":true,"given":"Sohinee","family":"Bhattacharya","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"340","published-online":{"date-parts":[[2020,6,11]]},"reference":[{"issue":"5","key":"pone.0233641.ref001","doi-asserted-by":"crossref","first-page":"e0125246","DOI":"10.1371\/journal.pone.0125246","article-title":"An International Contrast of Rates of Placental Abruption: An Age-Period-Cohort Analysis","volume":"10","author":"C. Ananth","year":"2015","journal-title":"PLOS ONE"},{"key":"pone.0233641.ref002","unstructured":"Royal College of Obstetricians and Gynaecology (2011, updated 2014), Antepartum Haemorrhage, Green-top Guideline no. 63"},{"issue":"3","key":"pone.0233641.ref003","doi-asserted-by":"crossref","first-page":"301","DOI":"10.1016\/j.bpobgyn.2010.10.012","article-title":"Defective deep placentation","volume":"25","author":"Y. Khong","year":"2011","journal-title":"Best Practice & Research Clinical Obstetrics & Gynaecology"},{"issue":"6","key":"pone.0233641.ref004","doi-asserted-by":"crossref","first-page":"700","DOI":"10.1080\/00016340500449915","article-title":"Clinical presentation and risk factors of placental abruption","volume":"85","author":"M. Tikkanen","year":"2006","journal-title":"Acta Obstetricia et Gynecologica Scandinavica"},{"issue":"1\u20132","key":"pone.0233641.ref005","doi-asserted-by":"crossref","first-page":"15","DOI":"10.1016\/j.ejogrb.2006.01.016","article-title":"Evidence of placental abruption as a chronic process: Associations with vaginal bleeding early in pregnancy and placental lesions","volume":"128","author":"C. Ananth","year":"2006","journal-title":"European Journal of Obstetrics & Gynecology and Reproductive Biology"},{"key":"pone.0233641.ref006","doi-asserted-by":"crossref","first-page":"100","DOI":"10.1016\/j.ejogrb.2014.05.026","article-title":"Placental abruption: risk factors, management and maternal\u2013fetal prognosis. Cohort study over 10 years","volume":"179","author":"T. Boisram\u00e9","year":"2014","journal-title":"European Journal of Obstetrics & Gynecology and Reproductive Biology"},{"issue":"6","key":"pone.0233641.ref007","doi-asserted-by":"crossref","first-page":"732","DOI":"10.3109\/00016341003686081","article-title":"Etiology, clinical manifestations, and prediction of placental abruption","volume":"89","author":"M. Tikkanen","year":"2010","journal-title":"Acta Obstetricia et Gynecologica Scandinavica"},{"issue":"3","key":"pone.0233641.ref008","doi-asserted-by":"crossref","first-page":"289","DOI":"10.1093\/aje\/kwm073","article-title":"Influence of Maternal Smoking on Placental Abruption in Successive Pregnancies: A Population-based Prospective Cohort Study in Sweden","volume":"166","author":"C. Ananth","year":"2007","journal-title":"American Journal of Epidemiology"},{"issue":"4","key":"pone.0233641.ref009","first-page":"622","article-title":"Incidence Of Placental Abruption In Relation To Cigarette Smoking And Hypertensive Disorders During Pregnancy","volume":"93","author":"C. Ananth","year":"1999","journal-title":"Obstetrics & Gynecology"},{"issue":"1","key":"pone.0233641.ref010","doi-asserted-by":"crossref","first-page":"9","DOI":"10.1046\/j.1365-3016.1999.00159.x","article-title":"A history of placental dysfunction and risk of placental abruption","volume":"13","author":"I. Rasmussen","year":"1999","journal-title":"Paediatric and Perinatal Epidemiology"},{"issue":"3","key":"pone.0233641.ref011","doi-asserted-by":"crossref","first-page":"160","DOI":"10.1097\/01.ogx.0000201912.28603.d2","article-title":"Risk and Risk Estimation of Placental Abruption","volume":"61","author":"P. Lindqvist","year":"2006","journal-title":"Obstetrical & Gynecological Survey"},{"issue":"1","key":"pone.0233641.ref012","doi-asserted-by":"crossref","first-page":"44","DOI":"10.1186\/1471-2156-9-44","article-title":"Population-based estimate of sibling risk for preterm birth, preterm premature rupture of membranes, placental abruption and pre-eclampsia","volume":"9","author":"J. Plunkett","year":"2008","journal-title":"BMC Genetics"},{"issue":"5","key":"pone.0233641.ref013","doi-asserted-by":"crossref","first-page":"462","DOI":"10.1046\/j.1471-0528.2003.02369.x","article-title":"Factor V Leiden in pregnancies complicated by placental abruption. BJOG","volume":"110","author":"M. Prochazka","year":"2003","journal-title":"An International Journal of Obstetrics and Gynaecology"},{"key":"pone.0233641.ref014","unstructured":"Department of Health Information and Research (2016) National Obstetric Information System (NOIS) Malta Third Quarterly Report [online] https:\/\/deputyprimeminister.gov.mt\/en\/dhir\/Documents\/Births\/3rdquarter2016.pdf Accessed 20th January 2018."},{"key":"pone.0233641.ref015","unstructured":"THL (2016) Medical Birth Register Description. National Institute for Health and Welfare [online] https:\/\/www.thl.fi\/fi\/web\/thlfi-en\/statistics\/information-on-statistics\/register-descriptions\/newborns. Accessed 20th January 2018."},{"issue":"Issue 2","key":"pone.0233641.ref016","doi-asserted-by":"crossref","first-page":"389","DOI":"10.1093\/ije\/dyv356","article-title":"Data Resource Profile: The Aberdeen Maternity and Neonatal Databank (AMND)","volume":"Volume 45","author":"AA. Ayorinde","year":"2016","journal-title":"International Journal of Epidemiology"},{"key":"pone.0233641.ref017","unstructured":"International Classification of Diseases, 10th Revision. Version: 2016. https:\/\/icd.who.int\/browse10\/2016\/en#. Accessed 6th March 2019."},{"issue":"2","key":"pone.0233641.ref018","doi-asserted-by":"crossref","first-page":"221","DOI":"10.1016\/S0029-7844(96)00478-4","article-title":"Etiologic determinants of abruptio placentae","volume":"89","author":"M. Kramer","year":"1997","journal-title":"Obstetrics & Gynecology"},{"issue":"8","key":"pone.0233641.ref019","doi-asserted-by":"crossref","first-page":"451","DOI":"10.1055\/s-2002-36868","article-title":"Reproductive Risk Factors, Doppler Findings, and Outcome of Affected Births in Placental Abruption: A Population-Based Analysis","volume":"19","author":"S. Toivonen","year":"2002","journal-title":"American Journal of Perinatology"},{"issue":"8","key":"pone.0233641.ref020","doi-asserted-by":"crossref","first-page":"771","DOI":"10.1093\/aje\/153.8.771","article-title":"Placental Abruption among Singleton and Twin Births in the United States: Risk Factor Profiles","volume":"153","author":"C. Ananth","year":"2001","journal-title":"American Journal of Epidemiology"},{"issue":"4","key":"pone.0233641.ref021","doi-asserted-by":"crossref","first-page":"815","DOI":"10.1067\/mob.2000.108847","article-title":"Mathematic modeling to predict abruptio placentae","volume":"183","author":"P. Baumann","year":"2000","journal-title":"American Journal of Obstetrics and Gynecology"},{"key":"pone.0233641.ref022","unstructured":"Pennsylvania State University (2018) Case-Crossover Study Design. Epidemiological Research Methods, Department of Satistics Online Programme. [online] Avaliable from: https:\/\/onlinecourses.science.psu.edu\/stat507\/node\/51 Accessed February 12th 2018"},{"issue":"2","key":"pone.0233641.ref023","doi-asserted-by":"crossref","first-page":"144","DOI":"10.1093\/oxfordjournals.aje.a115853","article-title":"The case-crossover design: a method for studying transient effects on the risk of acute events","volume":"133","author":"M. Maclure","year":"1991","journal-title":"Am J Epidemiol"},{"key":"pone.0233641.ref024","doi-asserted-by":"crossref","first-page":"1481","DOI":"10.1111\/1471-0528.14694","article-title":"Core outcome sets in women\u2019s and newborn health: a systematic review","volume":"124","author":"JMN. Duffy","year":"2017","journal-title":"BJOG"},{"key":"pone.0233641.ref025","article-title":"Placenta Praevia and Placenta Accreta: Diagnosis and Management. Green-top Guideline No. 27a","author":"ERM Jauniaux","year":"2018","journal-title":"BJOG"},{"key":"pone.0233641.ref026","unstructured":"Office for National Statistics. (2017). Statistical bulletin: Births in England and Wales: https:\/\/www.ons.gov.uk\/peoplepopulationandcommunity\/birthsdeathsandmarriages\/livebirths\/bulletins\/birthsummarytablesenglandandwales\/2017"},{"issue":"10","key":"pone.0233641.ref027","doi-asserted-by":"crossref","first-page":"e0186287","DOI":"10.1371\/journal.pone.0186287","article-title":"Advanced maternal age and adverse pregnancy outcomes: A systematic review and meta-analysis","volume":"12","author":"S. Lean","year":"2017","journal-title":"PLoS One"}],"container-title":["PLOS ONE"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/dx.plos.org\/10.1371\/journal.pone.0233641","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2020,6,11]],"date-time":"2020-06-11T17:27:25Z","timestamp":1591896445000},"score":1,"resource":{"primary":{"URL":"https:\/\/dx.plos.org\/10.1371\/journal.pone.0233641"}},"subtitle":[],"editor":[{"given":"Frank T.","family":"Spradley","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"editor"}]}],"short-title":[],"issued":{"date-parts":[[2020,6,11]]},"references-count":27,"journal-issue":{"issue":"6","published-online":{"date-parts":[[2020,6,11]]}},"URL":"https:\/\/doi.org\/10.1371\/journal.pone.0233641","relation":{},"ISSN":["1932-6203"],"issn-type":[{"value":"1932-6203","type":"electronic"}],"subject":[],"published":{"date-parts":[[2020,6,11]]}}}