{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,31]],"date-time":"2026-08-31T00:16:19Z","timestamp":1788135379576,"version":"build-2803163510"},"reference-count":30,"publisher":"XMLink","issue":"34","license":[{"start":{"date-parts":[[2026,1,1]],"date-time":"2026-01-01T00:00:00Z","timestamp":1767225600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100003710","name":"Korea Health Industry Development Institute","doi-asserted-by":"publisher","award":["RS-2022-KH129953"],"award-info":[{"award-number":["RS-2022-KH129953"]}],"id":[{"id":"10.13039\/501100003710","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100003653","name":"Korea National Institute of Health","doi-asserted-by":"publisher","award":["2024-ER1104-01"],"award-info":[{"award-number":["2024-ER1104-01"]}],"id":[{"id":"10.13039\/501100003653","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["jkms.org"],"crossmark-restriction":false},"short-container-title":["J Korean Med Sci"],"DOI":"10.3346\/jkms.2026.41.e226","type":"journal-article","created":{"date-parts":[[2026,5,19]],"date-time":"2026-05-19T02:44:57Z","timestamp":1779158697000},"update-policy":"https:\/\/doi.org\/10.3346\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Pre-Pregnancy Physical Activity Lowers Risk of Diet-Controlled but Not Insulin-Treated Gestational Diabetes Mellitus: A Korean Prospective Cohort Study"],"prefix":"10.3346","volume":"41","author":[{"ORCID":"https:\/\/orcid.org\/0009-0001-3699-7450","authenticated-orcid":false,"given":"Hye-Ji","family":"Han","sequence":"first","affiliation":[{"name":"Smart MEC Healthcare R&D Center, CHA Bundang Medical Center, Seongnam, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8473-4989","authenticated-orcid":false,"given":"Hyun Jung","family":"Lee","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, CHA Bundang Medical Center, CHA University, Seongnam, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9255-2504","authenticated-orcid":false,"given":"Tae Ho","family":"Kim","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, CHA Bundang Medical Center, CHA University, Seongnam, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2148-7156","authenticated-orcid":false,"given":"MinJeong","family":"Kwak","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, CHA Bundang Medical Center, CHA University, Seongnam, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5943-7264","authenticated-orcid":false,"given":"Jin Woo","family":"Kim","sequence":"additional","affiliation":[{"name":"Smart MEC Healthcare R&D Center, CHA Bundang Medical Center, Seongnam, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0004-4084-108X","authenticated-orcid":false,"given":"Su Ji","family":"Yang","sequence":"additional","affiliation":[{"name":"Smart MEC Healthcare R&D Center, CHA Bundang Medical Center, Seongnam, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0001-6312-2625","authenticated-orcid":false,"given":"Ju Yeon","family":"Kim","sequence":"additional","affiliation":[{"name":"Smart MEC Healthcare R&D Center, CHA Bundang Medical Center, Seongnam, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0008-7475-0054","authenticated-orcid":false,"given":"Yong Jun","family":"Choi","sequence":"additional","affiliation":[{"name":"Smart MEC Healthcare R&D Center, CHA Bundang Medical Center, Seongnam, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5297-6385","authenticated-orcid":false,"given":"Nari","family":"Kim","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, CHA Bundang Medical Center, CHA University, Seongnam, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7098-3768","authenticated-orcid":false,"given":"Ji Hyon","family":"Jang","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, CHA Bundang Medical Center, CHA University, Seongnam, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4087-9198","authenticated-orcid":false,"given":"You Jung","family":"Han","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, CHA Gangnam Medical Center, CHA University, Seoul, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5137-0680","authenticated-orcid":false,"given":"Jin Hoon","family":"Chung","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2447-561X","authenticated-orcid":false,"given":"Dong Wook","family":"Kwak","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, Ajou University School of Medicine, Suwon, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1105-7235","authenticated-orcid":false,"given":"Ji Hyae","family":"Lim","sequence":"additional","affiliation":[{"name":"Smart MEC Healthcare R&D Center, CHA Bundang Medical Center, Seongnam, Korea."},{"name":"Department of Convergence Medical Science, CHA University, Seongnam, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0710-2582","authenticated-orcid":false,"given":"Hyun Mee","family":"Ryu","sequence":"additional","affiliation":[{"name":"Smart MEC Healthcare R&D Center, CHA Bundang Medical Center, Seongnam, Korea."},{"name":"Department of Obstetrics and Gynecology, CHA Bundang Medical Center, CHA University, Seongnam, Korea."}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"18617","published-online":{"date-parts":[[2026]]},"reference":[{"key":"10.3346\/jkms.2026.41.e226_ref1","volume-title":"StatPearls","author":"Quintanilla Rodriguez","year":"2024"},{"key":"10.3346\/jkms.2026.41.e226_ref2","doi-asserted-by":"crossref","first-page":"108642","DOI":"10.1016\/j.diabres.2020.108642","volume":"172","author":"Saeedi","year":"2021","journal-title":"Diabetes Res Clin Pract"},{"key":"10.3346\/jkms.2026.41.e226_ref3","doi-asserted-by":"crossref","first-page":"868094","DOI":"10.3389\/fendo.2022.868094","volume":"13","author":"Zhou","year":"2022","journal-title":"Front Endocrinol (Lausanne)"},{"issue":"1","key":"10.3346\/jkms.2026.41.e226_ref4","doi-asserted-by":"crossref","first-page":"26","DOI":"10.1111\/j.1479-828X.2011.01292.x","volume":"51","author":"Teh","year":"2011","journal-title":"Aust N Z J Obstet Gynaecol"},{"issue":"6","key":"10.3346\/jkms.2026.41.e226_ref5","doi-asserted-by":"crossref","first-page":"775","DOI":"10.1017\/S0007114510001741","volume":"104","author":"Petry","year":"2010","journal-title":"Br J Nutr"},{"issue":"6","key":"10.3346\/jkms.2026.41.e226_ref6","doi-asserted-by":"crossref","first-page":"616.e1","DOI":"10.1016\/j.ajog.2010.01.082","volume":"202","author":"Caughey","year":"2010","journal-title":"Am J Obstet Gynecol"},{"issue":"13","key":"10.3346\/jkms.2026.41.e226_ref7","doi-asserted-by":"crossref","first-page":"1078","DOI":"10.1001\/jama.1997.03550130052036","volume":"278","author":"Solomon","year":"1997","journal-title":"JAMA"},{"issue":"3","key":"10.3346\/jkms.2026.41.e226_ref8","doi-asserted-by":"crossref","first-page":"445","DOI":"10.1007\/s00592-014-0668-x","volume":"52","author":"Bouthoorn","year":"2015","journal-title":"Acta Diabetol"},{"issue":"3","key":"10.3346\/jkms.2026.41.e226_ref9","doi-asserted-by":"crossref","first-page":"212","DOI":"10.1080\/14647273.2017.1279352","volume":"20","author":"Sohn","year":"2017","journal-title":"Hum Fertil (Camb)"},{"issue":"2","key":"10.3346\/jkms.2026.41.e226_ref10","doi-asserted-by":"crossref","first-page":"184","DOI":"10.1177\/1559827618791980","volume":"15","author":"Amiri","year":"2018","journal-title":"Am J Lifestyle Med"},{"issue":"11","key":"10.3346\/jkms.2026.41.e226_ref11","doi-asserted-by":"crossref","first-page":"3342","DOI":"10.3390\/ijms19113342","volume":"19","author":"Plows","year":"2018","journal-title":"Int J Mol Sci"},{"issue":"3","key":"10.3346\/jkms.2026.41.e226_ref12","doi-asserted-by":"crossref","first-page":"964","DOI":"10.1016\/j.ajog.2004.05.052","volume":"191","author":"Ehrenberg","year":"2004","journal-title":"Am J Obstet Gynecol"},{"issue":"4","key":"10.3346\/jkms.2026.41.e226_ref13","doi-asserted-by":"crossref","first-page":"e178","DOI":"10.1097\/AOG.0000000000003772","volume":"135","year":"2020","journal-title":"Obstet Gynecol"},{"issue":"3","key":"10.3346\/jkms.2026.41.e226_ref14","doi-asserted-by":"crossref","first-page":"576","DOI":"10.1097\/AOG.0000000000000691","volume":"125","author":"Russo","year":"2015","journal-title":"Obstet Gynecol"},{"issue":"6","key":"10.3346\/jkms.2026.41.e226_ref15","doi-asserted-by":"crossref","first-page":"698","DOI":"10.3390\/nu10060698","volume":"10","author":"Mijatovic-Vukas","year":"2018","journal-title":"Nutrients"},{"issue":"21","key":"10.3346\/jkms.2026.41.e226_ref16","doi-asserted-by":"crossref","first-page":"1367","DOI":"10.1136\/bjsports-2018-099355","volume":"52","author":"Davenport","year":"2018","journal-title":"Br J Sports Med"},{"issue":"3","key":"10.3346\/jkms.2026.41.e226_ref17","doi-asserted-by":"crossref","first-page":"264","DOI":"10.1111\/1471-0528.17304","volume":"130","author":"Mart\u00ednez-Vizca\u00edno","year":"2023","journal-title":"BJOG"},{"issue":"5","key":"10.3346\/jkms.2026.41.e226_ref18","doi-asserted-by":"crossref","first-page":"1116","DOI":"10.4093\/dmj.2024.0280","volume":"49","author":"Lim","year":"2025","journal-title":"Diabetes Metab J"},{"issue":"6","key":"10.3346\/jkms.2026.41.e226_ref19","doi-asserted-by":"crossref","first-page":"392","DOI":"10.2188\/jea.JE20200055","volume":"31","author":"Choi","year":"2021","journal-title":"J Epidemiol"},{"issue":"1","key":"10.3346\/jkms.2026.41.e226_ref20","first-page":"83","volume":"36","author":"Kim","year":"2003","journal-title":"Korean J Nutr"},{"key":"10.3346\/jkms.2026.41.e226_ref21","unstructured":"IPAQ. Guidelines for Data Processing and Analysis of the International Physical Activity Questionnaire (IPAQ) \u2013 Short and Long Forms. Revised November 2005. Updated 2025. Accessed April 22, 2026.  https:\/\/sites.google.com\/view\/ipaq\/score"},{"issue":"1","key":"10.3346\/jkms.2026.41.e226_ref22","doi-asserted-by":"crossref","first-page":"6","DOI":"10.1016\/j.jshs.2023.10.010","volume":"13","author":"Herrmann","year":"2024","journal-title":"J Sport Health Sci"},{"key":"10.3346\/jkms.2026.41.e226_ref23","unstructured":"Korea Health Statistics. Korea National Health and Nutrition Examination Survey. Updated 2020. Accessed April 22, 2026.  http:\/\/knhanes.kdca.go.kr\/"},{"issue":"4","key":"10.3346\/jkms.2026.41.e226_ref24","doi-asserted-by":"crossref","first-page":"521","DOI":"10.1007\/s42000-018-0085-6","volume":"17","author":"Savvaki","year":"2018","journal-title":"Hormones (Athens)"},{"issue":"2","key":"10.3346\/jkms.2026.41.e226_ref25","doi-asserted-by":"crossref","first-page":"102","DOI":"10.1177\/1559827613498204","volume":"8","author":"Evenson","year":"2014","journal-title":"Am J Lifestyle Med"},{"issue":"1","key":"10.3346\/jkms.2026.41.e226_ref26","doi-asserted-by":"crossref","first-page":"83","DOI":"10.1186\/s13098-022-00854-5","volume":"14","author":"Altemani","year":"2022","journal-title":"Diabetol Metab Syndr"},{"issue":"2","key":"10.3346\/jkms.2026.41.e226_ref27","doi-asserted-by":"crossref","first-page":"e002622","DOI":"10.1136\/bmjdrc-2021-002622","volume":"10","author":"Xie","year":"2022","journal-title":"BMJ Open Diabetes Res Care"},{"issue":"11","key":"10.3346\/jkms.2026.41.e226_ref28","doi-asserted-by":"crossref","first-page":"2065","DOI":"10.2337\/dc16-1728","volume":"39","author":"Colberg","year":"2016","journal-title":"Diabetes Care"},{"issue":"6","key":"10.3346\/jkms.2026.41.e226_ref29","doi-asserted-by":"crossref","first-page":"890","DOI":"10.4093\/dmj.2021.0334","volume":"46","author":"Shin","year":"2022","journal-title":"Diabetes Metab J"},{"issue":"46","key":"10.3346\/jkms.2026.41.e226_ref30","doi-asserted-by":"crossref","first-page":"e302","DOI":"10.3346\/jkms.2025.40.e302","volume":"40","author":"Jung","year":"2025","journal-title":"J Korean Med Sci"}],"container-title":["Journal of Korean Medical Science"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/jkms.org\/pdf\/10.3346\/jkms.2026.41.e226","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/jkms.org\/DOIx.php?id=10.3346\/jkms.2026.41.e226","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/jkms.org\/DOIx.php?id=10.3346\/jkms.2026.41.e226","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,8,30]],"date-time":"2026-08-30T23:59:51Z","timestamp":1788134391000},"score":1,"resource":{"primary":{"URL":"https:\/\/jkms.org\/DOIx.php?id=10.3346\/jkms.2026.41.e226"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026]]},"references-count":30,"journal-issue":{"issue":"34","published-online":{"date-parts":[[2026]]}},"URL":"https:\/\/doi.org\/10.3346\/jkms.2026.41.e226","relation":{},"ISSN":["1011-8934","1598-6357"],"issn-type":[{"value":"1011-8934","type":"print"},{"value":"1598-6357","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026]]},"assertion":[{"value":"2025-05-21","name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2025-12-17","name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-05-20","name":"published_online","label":"Published online","group":{"name":"publication_history","label":"Publication History"}},{"value":"\u00a9 2026 The Korean Academy of Medical Sciences.","name":"copyright","label":"Copyright","group":{"name":"Copyright_and_licensing","label":"Copyright and Licensing"}},{"value":"This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (https:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.","name":"license","label":"License","explanation":{"URL":"https:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"},"group":{"name":"Copyright_and_licensing","label":"Copyright and Licensing"}}],"article-number":"e226"}}