{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,20]],"date-time":"2026-02-20T01:22:50Z","timestamp":1771550570333,"version":"3.50.1"},"reference-count":25,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2020,12,3]],"date-time":"2020-12-03T00:00:00Z","timestamp":1606953600000},"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":["J of Obstet and Gynaecol"],"published-print":{"date-parts":[[2021,2]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Aim<\/jats:title><jats:p>Previous studies indicated that excessive screen time was associated with hypertension in children and adolescents. In our hospital, pregnant women tended to spend a lot of time on electronic devices like smartphones. We aimed to explore the relationship between the screen time and hypertensive disorders of pregnancy (HDP).<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>A case\u2013control study was conducted from November 2019 to May 2020. A total of 160 women with HDP and 197 healthy controls who gave birth to children in the same hospital were recruited and information was recorded by questionnaires. Multivariate analysis was conducted to assess the effect of screen time on HDP.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The results showed that, exposure to electronic screen before nocturnal sleep in cases was significantly longer than that in controls (<jats:italic>P<\/jats:italic> = 0.011, odds ratio = 1.50). Smartphones (and\/or tablet computers) used only for entertainment also significantly increased the susceptibility to HDP (<jats:italic>P<\/jats:italic>\u2009&lt;\u20090.001, odds ratio = 2.84). Other related factors were following: work experience during pregnancy (<jats:italic>P<\/jats:italic> = 0.034, odds ratio = 0.53), history of diabetes mellitus (<jats:italic>P<\/jats:italic> = 0.013, odds ratio = 2.55), history of family hypertension (<jats:italic>P<\/jats:italic>\u2009&lt;\u20090.001, odds ratio = 3.81), body mass index of pre\u2010pregnancy (&gt;25\u2009kg\/m<jats:sup>2<\/jats:sup>) (<jats:italic>P<\/jats:italic>\u2009&lt;\u20090.001, odds ratio = 6.16).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>In conclusion, long exposure to electronic screen before nocturnal sleep and the smartphones usage for only entertainment may be associated with the susceptibility to HDP.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jog.14588","type":"journal-article","created":{"date-parts":[[2020,12,4]],"date-time":"2020-12-04T05:27:55Z","timestamp":1607059675000},"page":"698-704","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":7,"title":["Exposure to electronic screen before nocturnal sleep increases the risk of hypertensive disorders of pregnancy: A case\u2013control study"],"prefix":"10.1111","volume":"47","author":[{"given":"Yun","family":"Liu","sequence":"first","affiliation":[{"name":"Department of Obstetrics The Affiliated Wuxi Maternity and Child Health Care Hospital of Nanjing Medical University  Wuxi China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Wenjun","family":"Chen","sequence":"additional","affiliation":[{"name":"Department of Endocrinology Liyang People's Hospital  Liyang China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yixin","family":"Yang","sequence":"additional","affiliation":[{"name":"Department of Obstetrics The Affiliated Wuxi Maternity and Child Health Care Hospital of Nanjing Medical University  Wuxi China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yu","family":"Chen","sequence":"additional","affiliation":[{"name":"Department of Obstetrics The Affiliated Wuxi Maternity and Child Health Care Hospital of Nanjing Medical University  Wuxi China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Shaidi","family":"Tang","sequence":"additional","affiliation":[{"name":"Department of Prevention and Health Liyang People's Hospital  Liyang China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2020,12,3]]},"reference":[{"key":"e_1_2_7_2_1","doi-asserted-by":"publisher","DOI":"10.1097\/01.AOG.0000437382.03963.88"},{"key":"e_1_2_7_3_1","doi-asserted-by":"publisher","DOI":"10.1186\/s12884-019-2693-9"},{"key":"e_1_2_7_4_1","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0222399"},{"key":"e_1_2_7_5_1","doi-asserted-by":"publisher","DOI":"10.1007\/s11906-015-0563-z"},{"key":"e_1_2_7_6_1","doi-asserted-by":"publisher","DOI":"10.1007\/s11883-013-0395-8"},{"key":"e_1_2_7_7_1","doi-asserted-by":"publisher","DOI":"10.5001\/omj.2018.75"},{"key":"e_1_2_7_8_1","doi-asserted-by":"publisher","DOI":"10.1186\/s12884-018-2106-5"},{"key":"e_1_2_7_9_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.bpobgyn.2011.01.006"},{"key":"e_1_2_7_10_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jacc.2010.05.065"},{"key":"e_1_2_7_11_1","doi-asserted-by":"publisher","DOI":"10.1155\/2017\/1940602"},{"key":"e_1_2_7_12_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijcard.2014.11.175"},{"key":"e_1_2_7_13_1","doi-asserted-by":"publisher","DOI":"10.1177\/1059840514556772"},{"key":"e_1_2_7_14_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.envres.2018.01.015"},{"key":"e_1_2_7_15_1","first-page":"721","article-title":"Diagnosis and treatment guideline of hypertensive disorders in pregnancy (2015)","volume":"50","author":"Hypertensive Disorders in Pregnancy Subgroup, Chinese Society of Obstetrics and Gynecology, Chinese Medical Association; 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