{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2023,10,6]],"date-time":"2023-10-06T05:11:26Z","timestamp":1696569086647},"reference-count":21,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2013,12,19]],"date-time":"2013-12-19T00:00:00Z","timestamp":1387411200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["obgyn.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acta Obstet Gynecol Scand"],"published-print":{"date-parts":[[2014,2]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objective<\/jats:title><jats:p>We sought to compare maternal and neonatal outcomes in deliveries occurring overnight with those in daylight hours.<\/jats:p><\/jats:sec><jats:sec><jats:title>Design<\/jats:title><jats:p>Prospective observational study.<\/jats:p><\/jats:sec><jats:sec><jats:title>Setting<\/jats:title><jats:p>Large national tertiary referral center.<\/jats:p><\/jats:sec><jats:sec><jats:title>Population<\/jats:title><jats:p>All singleton laboring nulliparous parturients delivering infants &gt;500\u00a0g over a 2\u2010year period, 1 January 2008 to 31 December 2009.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Details of intrapartum characteristics and neonatal outcomes of deliveries occurring between midnight and 08.00\u00a0h were compared with deliveries occurring outside of these hours.<\/jats:p><\/jats:sec><jats:sec><jats:title>Main outcome measures<\/jats:title><jats:p>Maternal and neonatal morbidity.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>During the study period there were 8450 nulliparous deliveries. 2668 (31.6%) delivered between midnight and 08.00\u00a0h, and 5782 (68.4%) outside of these hours. There was a significant difference between the time periods in the number of babies born with a cord <jats:styled-content style=\"fixed-case\">pH<\/jats:styled-content> &lt;7.1: 10.8% (44\/406) of babies were born between midnight and 08.00\u00a0h, and 6.3% (63\/1007) of babies were born outside these hours (<jats:italic>p<\/jats:italic>\u00a0=\u00a00.003). There was no significant difference in terms of Apgar score &lt;7 at 5\u00a0min (<jats:italic>p<\/jats:italic>\u00a0=\u00a00.17). There was a trend toward a larger number of anal sphincter injuries occurring between midnight and 08.00\u00a0h (3% vs. 2.3%; <jats:italic>p<\/jats:italic>\u00a0=\u00a00.05).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Our findings suggest that infants are more likely to be born with a <jats:styled-content style=\"fixed-case\">pH<\/jats:styled-content> &lt;7.1 and there was a trend toward an increased rate of anal sphincter injury during time periods when staffing levels are low and clinician fatigue may play a role in decision\u2010making and patient management. This may play a role in service provision planning and staff recruitment.<\/jats:p><\/jats:sec>","DOI":"10.1111\/aogs.12307","type":"journal-article","created":{"date-parts":[[2013,11,24]],"date-time":"2013-11-24T14:15:41Z","timestamp":1385302541000},"page":"189-193","update-policy":"http:\/\/dx.doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":8,"title":["Maternal and neonatal morbidity during off peak hours in a busy obstetric unit. Are deliveries after midnight more complicated?"],"prefix":"10.1111","volume":"93","author":[{"given":"Mark P.","family":"Hehir","sequence":"first","affiliation":[{"name":"National Maternity Hospital Dublin Ireland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jennifer M.","family":"Walsh","sequence":"additional","affiliation":[{"name":"National Maternity Hospital Dublin Ireland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Shane","family":"Higgins","sequence":"additional","affiliation":[{"name":"National Maternity Hospital Dublin Ireland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rhona","family":"Mahony","sequence":"additional","affiliation":[{"name":"National Maternity Hospital Dublin Ireland"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2013,12,19]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1136\/bmj.c3498"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(88)91130-0"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ajog.2006.03.084"},{"key":"e_1_2_8_5_1","doi-asserted-by":"publisher","DOI":"10.1093\/oxfordjournals.aje.a116389"},{"key":"e_1_2_8_6_1","doi-asserted-by":"publisher","DOI":"10.1046\/j.1365-2265.1996.8290840.x"},{"key":"e_1_2_8_7_1","doi-asserted-by":"publisher","DOI":"10.2105\/AJPH.90.1.124"},{"key":"e_1_2_8_8_1","doi-asserted-by":"publisher","DOI":"10.1136\/bmj.316.7132.657"},{"key":"e_1_2_8_9_1","doi-asserted-by":"publisher","DOI":"10.2105\/AJPH.82.7.1011"},{"key":"e_1_2_8_10_1","doi-asserted-by":"publisher","DOI":"10.1056\/NEJMsa020846"},{"key":"e_1_2_8_11_1","doi-asserted-by":"publisher","DOI":"10.1001\/jama.279.15.1194"},{"key":"e_1_2_8_12_1","doi-asserted-by":"publisher","DOI":"10.1097\/00000542-199408000-00028"},{"key":"e_1_2_8_13_1","doi-asserted-by":"publisher","DOI":"10.1056\/NEJMoa041401"},{"key":"e_1_2_8_14_1","volume-title":"Active management of labour: the Dublin experience","author":"O'Driscoll K","year":"1993"},{"key":"e_1_2_8_15_1","first-page":"93","volume-title":"Clinical report for the year 2008","author":"Robson M","year":"2008"},{"key":"e_1_2_8_16_1","first-page":"266","article-title":"Pelvic scoring for elective induction","volume":"24","author":"Bishop EH","year":"1964","journal-title":"Obstet Gynecol"},{"key":"e_1_2_8_17_1","doi-asserted-by":"publisher","DOI":"10.1056\/NEJMoa040405"},{"key":"e_1_2_8_18_1","doi-asserted-by":"publisher","DOI":"10.1001\/jama.287.20.2684"},{"key":"e_1_2_8_19_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-0412.2011.01217.x"},{"key":"e_1_2_8_20_1","doi-asserted-by":"publisher","DOI":"10.1097\/MEJ.0b013e3280bef7b0"},{"key":"e_1_2_8_21_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1399-6576.2007.01350.x"},{"key":"e_1_2_8_22_1","doi-asserted-by":"publisher","DOI":"10.1080\/07420520802551428"}],"container-title":["Acta Obstetricia et Gynecologica Scandinavica"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1111%2Faogs.12307","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/obgyn.onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/aogs.12307","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,10,5]],"date-time":"2023-10-05T11:29:50Z","timestamp":1696505390000},"score":1,"resource":{"primary":{"URL":"https:\/\/obgyn.onlinelibrary.wiley.com\/doi\/10.1111\/aogs.12307"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2013,12,19]]},"references-count":21,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2014,2]]}},"alternative-id":["10.1111\/aogs.12307"],"URL":"https:\/\/doi.org\/10.1111\/aogs.12307","archive":["Portico"],"relation":{},"ISSN":["0001-6349","1600-0412"],"issn-type":[{"value":"0001-6349","type":"print"},{"value":"1600-0412","type":"electronic"}],"subject":[],"published":{"date-parts":[[2013,12,19]]},"assertion":[{"value":"2012-10-26","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2013-11-13","order":1,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2013-12-19","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}