{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,17]],"date-time":"2026-08-17T14:53:39Z","timestamp":1786978419831,"version":"build-2736575974"},"reference-count":50,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2023,3,21]],"date-time":"2023-03-21T00:00:00Z","timestamp":1679356800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/100009633","name":"Eunice Kennedy Shriver National Institute of Child Health and Human Development","doi-asserted-by":"publisher","award":["R01 HD072008"],"award-info":[{"award-number":["R01 HD072008"]}],"id":[{"id":"10.13039\/100009633","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100009633","name":"Eunice Kennedy Shriver National Institute of Child Health and Human Development","doi-asserted-by":"publisher","award":["R01 HD094777"],"award-info":[{"award-number":["R01 HD094777"]}],"id":[{"id":"10.13039\/100009633","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000050","name":"National Heart, Lung, and Blood Institute","doi-asserted-by":"publisher","award":["K01 HL133600"],"award-info":[{"award-number":["K01 HL133600"]}],"id":[{"id":"10.13039\/100000050","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Obesity"],"published-print":{"date-parts":[[2023,4]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>\n                      This case\u2010cohort study estimated associations between gestational weight gain (GWG) and small\u2010for\u2010gestational\u2010age (SGA) and large\u2010for\u2010gestational\u2010age (LGA) births stratified by obesity class (I: 30\u201334.9\u00a0kg\/m\n                      <jats:sup>2<\/jats:sup>\n                      ; II: 35\u201339.9\u00a0kg\/m\n                      <jats:sup>2<\/jats:sup>\n                      ; III: \u226540\u2009kg\/m\n                      <jats:sup>2<\/jats:sup>\n                      ) (Magee\u2010Womens Hospital, Pittsburgh, Pennsylvania, 1998\u20132011).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>First\u2010trimester GWG was categorized as being below (&lt;0.2\u00a0kg), within (0.2\u20132.0\u00a0kg), or above (&gt;2.0\u00a0kg) the Institute of Medicine recommendations. For second\u2010 and third\u2010trimester GWG, four linear trajectories\u00a0were\u00a0derived: approximating maintenance (slope\u2009\u22120.05\u2009\u00b1\u20090.03\u2009kg\/wk), approximating the recommendations (0.27\u2009\u00b1\u20090.01\u2009kg\/wk; reference), higher than the recommendations (0.54\u2009\u00b1\u20090.01\u2009kg\/wk), and highest among those above the recommendations (0.91\u2009\u00b1\u20090.02\u2009kg\/wk).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>For classes I, II, and III, respectively, there were 1290, 1247, and 1198 pregnancies in the subcohort; 262, 171, and 123 SGA cases; and 353, 286, and 257 LGA cases. First\u2010trimester GWG was not associated with SGA\/LGA births. Second\u2010 and third\u2010trimester weight maintenance was associated with potentially lower LGA risk (risk ratio [RR]: 0.80; 95% confidence interval [CI]: 0.55\u20131.1) but not higher SGA risk (RR: 0.98; 95% CI: 0.64\u20131.5) for class III. In\u00a0addition,\u00a0some sensitivity analyses supported no increased SGA risk with second\u2010 and third\u2010trimester weight maintenance for classes I and II.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Second\u2010 and third\u2010trimester weight maintenance may be associated with more optimal birth weight for gestational age. However, how this could be achieved (e.g., through diet and exercise interventions) is unclear, given the observational design of our study.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/oby.23693","type":"journal-article","created":{"date-parts":[[2023,3,21]],"date-time":"2023-03-21T03:07:23Z","timestamp":1679368043000},"page":"1133-1145","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":14,"title":["Weight gain patterns among pregnancies with obesity and small\u2010 and large\u2010for\u2010gestational\u2010age births"],"prefix":"10.1002","volume":"31","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-7845-4545","authenticated-orcid":false,"given":"Julie M.","family":"Petersen","sequence":"first","affiliation":[{"name":"Department of Epidemiology, School of Public Health Boston University  Boston Massachusetts USA"},{"name":"Department of Epidemiology, School of Public Health University of Pittsburgh  Pittsburgh Pennsylvania USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6618-6018","authenticated-orcid":false,"given":"Jennifer A.","family":"Hutcheon","sequence":"additional","affiliation":[{"name":"Department of Obstetrics &amp; Gynaecology University of British Columbia  Vancouver British Columbia Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9427-5467","authenticated-orcid":false,"given":"Lisa M.","family":"Bodnar","sequence":"additional","affiliation":[{"name":"Department of Epidemiology, School of Public Health University of Pittsburgh  Pittsburgh Pennsylvania USA"},{"name":"Department of Obstetrics, Gynecology, and Reproductive Sciences, School of Medicine University of Pittsburgh Medical Center Magee\u2010Womens Hospital  Pittsburgh Pennsylvania USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7193-077X","authenticated-orcid":false,"given":"Samantha E.","family":"Parker","sequence":"additional","affiliation":[{"name":"Department of Epidemiology, School of Public Health Boston University  Boston Massachusetts USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5139-9208","authenticated-orcid":false,"given":"Katherine A.","family":"Ahrens","sequence":"additional","affiliation":[{"name":"Muskie School of Public Service University of Southern Maine  Portland Maine USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3392-6814","authenticated-orcid":false,"given":"Martha M.","family":"Werler","sequence":"additional","affiliation":[{"name":"Department of Epidemiology, School of Public Health Boston University  Boston Massachusetts USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2023,3,21]]},"reference":[{"key":"e_1_2_11_2_1","doi-asserted-by":"publisher","DOI":"10.15585\/mmwr.mm665152a3"},{"key":"e_1_2_11_3_1","doi-asserted-by":"publisher","DOI":"10.1111\/obr.12455"},{"key":"e_1_2_11_4_1","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0061627"},{"key":"e_1_2_11_5_1","doi-asserted-by":"publisher","DOI":"10.1136\/adc.2010.189761.23"},{"key":"e_1_2_11_6_1","doi-asserted-by":"publisher","DOI":"10.1038\/s41598\u2010019\u201052018\u20107"},{"key":"e_1_2_11_7_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.mcna.2017.08.008"},{"key":"e_1_2_11_8_1","doi-asserted-by":"publisher","DOI":"10.1001\/jama.2017.3635"},{"key":"e_1_2_11_9_1","doi-asserted-by":"publisher","DOI":"10.1097\/GCO.0b013e328332d24e"},{"key":"e_1_2_11_10_1","doi-asserted-by":"publisher","DOI":"10.1097\/01.AOG.0000425668.87506.4c"},{"key":"e_1_2_11_11_1","doi-asserted-by":"publisher","DOI":"10.1111\/obr.12238"},{"key":"e_1_2_11_12_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.preghy.2018.10.005"},{"key":"e_1_2_11_13_1","doi-asserted-by":"publisher","DOI":"10.1093\/ije\/dys102"},{"key":"e_1_2_11_14_1","doi-asserted-by":"publisher","DOI":"10.1002\/bdra.22865"},{"key":"e_1_2_11_15_1","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0138594"},{"key":"e_1_2_11_16_1","doi-asserted-by":"publisher","DOI":"10.1159\/000360229"},{"key":"e_1_2_11_17_1","doi-asserted-by":"crossref","unstructured":"NaginDS.Group\u2010Based Modeling of Development. 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