{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,10]],"date-time":"2026-06-10T23:26:57Z","timestamp":1781134017493,"version":"3.54.1"},"reference-count":54,"publisher":"Wiley","issue":"7","license":[{"start":{"date-parts":[[2026,3,27]],"date-time":"2026-03-27T00:00:00Z","timestamp":1774569600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,3,27]],"date-time":"2026-03-27T00:00:00Z","timestamp":1774569600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acta Paediatrica"],"published-print":{"date-parts":[[2026,7]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aim<\/jats:title>\n                    <jats:p>To map evidence linking maternal exposure to ambient air pollution during pregnancy and around birth when reported, with perinatal outcomes.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>We searched PubMed, Embase and Web of Science for studies evaluating air quality index, fine particulate matter less than 2.5\u2009\u03bcm, nitrogen dioxide or ozone in relation to birth weight, preterm birth, stillbirth, neonatal mortality, congenital anomalies or neonatal intensive care unit admission. Two reviewers screened and extracted data independently. We performed a narrative scoping synthesis; pooled odds ratios came from included meta\u2010analyses.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>Twenty studies were included: 12 cohort studies, 3 case\u2013control studies, 4 systematic reviews with meta\u2010analyses and 1 cross\u2010sectional study. Most assessed in utero exposure by trimester or pregnancy averages; a few assessed exposure around delivery, and none primarily evaluated preconception exposure. Fine particulate matter less than 2.5\u2009\u03bcm showed the most consistent associations with lower birth weight and higher preterm birth risk. Nitrogen dioxide was also associated with preterm birth and reduced birth weight.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Ambient air pollution, especially fine particulate matter less than 2.5\u2009\u03bcm and nitrogen dioxide, is associated with adverse perinatal and neonatal outcomes and supports exposure reduction during pregnancy and better research on critical exposure windows.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/apa.70515","type":"journal-article","created":{"date-parts":[[2026,3,28]],"date-time":"2026-03-28T05:54:56Z","timestamp":1774677296000},"page":"1400-1412","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Air Quality Indicators and Perinatal\u2013Neonatal Outcomes: A Scoping Review"],"prefix":"10.1111","volume":"115","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7284-2915","authenticated-orcid":false,"given":"Aditya Hemendra","family":"Bhatt","sequence":"first","affiliation":[{"name":"Department of Neonatology, Pramukhswami Medical College Bhaikaka University  Karamsad Gujarat India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Somashekhar Marutirao","family":"Nimbalkar","sequence":"additional","affiliation":[{"name":"Department of Neonatology, Pramukhswami Medical College Bhaikaka University  Karamsad Gujarat India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lalan K.","family":"Bharti","sequence":"additional","affiliation":[{"name":"Department of Pediatrics JPCH Delhi  Delhi India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dipen Vasudev","family":"Patel","sequence":"additional","affiliation":[{"name":"Department of Neonatology, Pramukhswami Medical College Bhaikaka University  Karamsad Gujarat India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Reshma Kushal","family":"Pujara","sequence":"additional","affiliation":[{"name":"Department of Neonatology, Pramukhswami Medical College Bhaikaka University  Karamsad Gujarat India"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,3,27]]},"reference":[{"key":"e_1_2_14_2_1","volume-title":"Air Pollution","author":"World Health Organization","year":"2023"},{"key":"e_1_2_14_3_1","volume-title":"Ambient Air Quality Database","author":"World Health Organization","year":"2022"},{"key":"e_1_2_14_4_1","doi-asserted-by":"publisher","DOI":"10.1001\/jamanetworkopen.2020.8243"},{"key":"e_1_2_14_5_1","doi-asserted-by":"publisher","DOI":"10.1095\/biolreprod.108.069591"},{"key":"e_1_2_14_6_1","doi-asserted-by":"publisher","DOI":"10.1289\/ehp.6362"},{"key":"e_1_2_14_7_1","doi-asserted-by":"publisher","DOI":"10.1289\/ehp.9081"},{"key":"e_1_2_14_8_1","doi-asserted-by":"publisher","DOI":"10.1289\/ehp.1408549"},{"key":"e_1_2_14_9_1","volume-title":"Air Quality Index: A Guide to Air Quality and Your Health","author":"US Environmental Protection Agency","year":"2014"},{"key":"e_1_2_14_10_1","doi-asserted-by":"publisher","DOI":"10.1080\/10473289.2006.10464485"},{"key":"e_1_2_14_11_1","doi-asserted-by":"publisher","DOI":"10.1097\/01.ede.0000224541.38258.87"},{"key":"e_1_2_14_12_1","doi-asserted-by":"publisher","DOI":"10.1001\/jama.292.19.2372"},{"issue":"5","key":"e_1_2_14_13_1","first-page":"663","article-title":"Determinants of Low Birth Weight: Methodological Assessment and Meta\u2010Analysis","volume":"65","author":"Kramer M. 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