Thi Hoang Ha Nguyen, M Zakir Hossin, Stefanie Schmauder, Giulia M Muraca, Sarka Lisonkova, Neda Razaz
{"title":"Timing of Delivery of Low-Risk Persons and the Risk of Attention-Deficit Hyperactivity Disorder in Offspring: Sweden and British Columbia, Canada.","authors":"Thi Hoang Ha Nguyen, M Zakir Hossin, Stefanie Schmauder, Giulia M Muraca, Sarka Lisonkova, Neda Razaz","doi":"10.1111/ppe.13162","DOIUrl":"10.1111/ppe.13162","url":null,"abstract":"<p><strong>Background: </strong>An evidence gap exists concerning the timing of delivery at 37-42 weeks and the risk of attention-deficit hyperactivity disorder (ADHD) in offspring.</p><p><strong>Objective: </strong>To determine the association between timing of delivery in low-risk pregnancies at term (37-42 weeks) gestations and ADHD in offspring.</p><p><strong>Methods: </strong>This population-based cohort study comprised 1,424,453 singletons in Sweden and 403,765 in British Columbia (BC), Canada, live-born at 37-42 completed weeks to low-risk pregnant women between 2000 and 2018. Children were followed up from age 1 until the date of death, emigration, their first diagnosis, or December 2020 (study's end date). The exposure was time of delivery assessed through gestational age, and the outcome was the diagnosis of ADHD. Cox regression models were used to examine the association between gestational age at delivery and ADHD.</p><p><strong>Results: </strong>During the follow-up period, 59,989 children in Sweden were diagnosed with ADHD (4.5 per 1000 child-years). Correspondingly, in BC, during the same period, there were 27,445 children diagnosed with ADHD (7.4 per 1000 child-years). In Sweden, the adjusted hazard of ADHD was 10%, 6%, and 3% higher at 37, 38, and 39 weeks gestation compared with those born at ≥ 38, ≥ 39, and ≥ 40 weeks, respectively. In BC, the corresponding hazards were 9%, 6%, and 3%, respectively. Both regions showed no elevated ADHD risks for infants born at 40 weeks compared to those born at ≥ 41 weeks, with slightly lower rates at 40 weeks.</p><p><strong>Conclusions: </strong>In low-risk pregnancies, births at 37 and 38 weeks were associated with a higher ADHD risk, while births at 40 weeks showed no increased risk compared with those born at later gestations.</p>","PeriodicalId":19698,"journal":{"name":"Paediatric and perinatal epidemiology","volume":" ","pages":"356-369"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12121333/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142952689","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"The Trade-Off of Delivery Timing Between Reduced Perinatal Complications Versus Adverse Long-Term Outcomes.","authors":"Dieter Wolke, Xuan Zhao, Siobhan Quenby","doi":"10.1111/ppe.70025","DOIUrl":"10.1111/ppe.70025","url":null,"abstract":"","PeriodicalId":19698,"journal":{"name":"Paediatric and perinatal epidemiology","volume":" ","pages":"370-372"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12121327/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143998712","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Deborah Karasek, Daniel F Collin, Rita Hamad, Kaitlyn Jackson, Alison Gemmill
{"title":"Perinatal Health and Healthcare Utilisation During the COVID-19 Pandemic: A Nationwide Interrupted Time Series Analysis.","authors":"Deborah Karasek, Daniel F Collin, Rita Hamad, Kaitlyn Jackson, Alison Gemmill","doi":"10.1111/ppe.70000","DOIUrl":"10.1111/ppe.70000","url":null,"abstract":"<p><strong>Background: </strong>Perinatal health was profoundly affected as a result of the socioeconomic hardships and public health measures during the COVID-19 pandemic. Few studies have evaluated changes and disparities in perinatal health using population-based data and rigorous methods.</p><p><strong>Objective: </strong>To examine changes related to the COVID-19 pandemic in perinatal health and healthcare utilisation.</p><p><strong>Methods: </strong>Using population-based data from the 2016-2021 Pregnancy Risk Assessment Monitoring System (N = 116,170), we employed a Bayesian structural time-series approach to examine deviations in perinatal health and healthcare utilisation outcomes from predicted trends following the onset of the COVID-19 pandemic in March 2020, adjusting for covariates.</p><p><strong>Results: </strong>The onset of the COVID-19 pandemic was associated with delayed prenatal care initiation (1.1%, 95% confidence interval [CI] 0.2, 2.0), reduced prenatal care (-2.8%, 95% CI -3.6, -1.7), reduced postpartum visits (-1.0%, 95% CI -1.5, -0.4), and increased gestational hypertension (11.1%, 95% CI 5.4, 16.7), gestational diabetes mellitus (GDM), (17.6%, 95% CI 10.1, 26.2), and prenatal depression (7.3%, 95% CI 1.9, 13.0). Stratified models showed that Black participants experienced earlier prenatal care initiation; Native American participants experienced lower prenatal care visits and greater increases in gestational hypertension and GDM; Asian/Pacific Islander participants experienced delayed prenatal care initiation and heightened prenatal depression and postnatal depressive symptoms; and Hispanic participants experienced higher GWG and reduced postpartum visits.</p><p><strong>Conclusions: </strong>As perinatal health imparts enduring impacts for pregnant people and infants, this study provides insight into the pandemic's potentially long-lasting population health effects. Future work should examine longer-term trends and how pandemic-related policies contributed to disparate impacts.</p>","PeriodicalId":19698,"journal":{"name":"Paediatric and perinatal epidemiology","volume":" ","pages":"373-384"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12121338/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143616627","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Towards Comprehensive and Accurate Recording of Cerebral Palsy Diagnoses in Registries: Challenges and Implications.","authors":"Malika Delobel-Ayoub, Catherine Arnaud","doi":"10.1111/ppe.70018","DOIUrl":"10.1111/ppe.70018","url":null,"abstract":"","PeriodicalId":19698,"journal":{"name":"Paediatric and perinatal epidemiology","volume":" ","pages":"354-355"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12121341/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143976473","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Emma Waight, Adrienne Epps, Hayley Smithers-Sheedy, Shona Goldsmith, Sue Woolfenden, Simon Paget, Kerry Hanns, Kylie French, Heather Burnett, Anna Ward, Amy Shaw, Karen Bau, Leanne Diviney, Georgina Henry, Nadia Badawi, Maria Kyriagis, Sarah McIntyre
{"title":"Improving Register Ascertainment of Children With Post-Neonatally Acquired Cerebral Palsy Through Health Service Partnerships.","authors":"Emma Waight, Adrienne Epps, Hayley Smithers-Sheedy, Shona Goldsmith, Sue Woolfenden, Simon Paget, Kerry Hanns, Kylie French, Heather Burnett, Anna Ward, Amy Shaw, Karen Bau, Leanne Diviney, Georgina Henry, Nadia Badawi, Maria Kyriagis, Sarah McIntyre","doi":"10.1111/ppe.70002","DOIUrl":"10.1111/ppe.70002","url":null,"abstract":"<p><strong>Background: </strong>The New South Wales (NSW) and Australian Capital Territory (ACT) Cerebral Palsy (CP) Register is a database of clinical and demographic information from children with CP. A child with CP resulting from an insult to the developing brain sustained between 29 days and 2 years of age is classified as having post-neonatally acquired CP (PNN-CP). In clinical services, children may meet the criteria and timing for PNN-CP but have a singular diagnosis of acquired/traumatic brain injury.</p><p><strong>Objectives: </strong>To implement and evaluate a new CP register ascertainment strategy focused on identifying children with PNN-CP attending acquired brain injury rehabilitation services.</p><p><strong>Methods: </strong>Electronic medical records of children with an acquired brain injury attending the Sydney Children's Hospitals Network and John Hunter Hospital rehabilitation departments 2019-2024 were reviewed by researchers and rehabilitation paediatricians to identify children with PNN-CP. Children who fulfilled the criteria for CP were invited to participate in the CP Register. To evaluate this ascertainment strategy, we (i) ran descriptive statistics to analyse proportional changes of children with PNN-CP on the register and (ii) calculated temporal trends in prevalence per 10,000 live births for birth years 2003-2016, before and after the record ascertainment period.</p><p><strong>Results: </strong>Of 1051 children with an acquired brain injury, 46 had PNN-CP (2003-2019) and had not previously been included on the register. This ascertainment strategy resulted in increased prevalence of PNN-CP in all 2-year time points between 2003 and 2016 and equated to a 31% improvement in ascertainment of children with PNN-CP on the register.</p><p><strong>Conclusions: </strong>Ascertainment of children with PNN-CP for the NSW/ACT CP Register has been improved by systematically reviewing children with an acquired brain injury. This is now part of standard practice, and other registers should consider whether this strategy may improve ascertainment of PNN-CP in their regions.</p>","PeriodicalId":19698,"journal":{"name":"Paediatric and perinatal epidemiology","volume":" ","pages":"348-353"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12121311/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143449723","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
K S Joseph, Sarka Lisonkova, Amélie Boutin, Giulia M Muraca, Neda Razaz, Sid John, Yasser Sabr, Wee-Shian Chan, Azar Mehrabadi, Justin S Brandt
{"title":"Maternal Mortality in the United States: The Need for Accurate Surveillance.","authors":"K S Joseph, Sarka Lisonkova, Amélie Boutin, Giulia M Muraca, Neda Razaz, Sid John, Yasser Sabr, Wee-Shian Chan, Azar Mehrabadi, Justin S Brandt","doi":"10.1111/ppe.13168","DOIUrl":"10.1111/ppe.13168","url":null,"abstract":"","PeriodicalId":19698,"journal":{"name":"Paediatric and perinatal epidemiology","volume":" ","pages":"321-324"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12121325/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143458767","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Looking Beyond the Individual: The Impact of Neighbourhood on Gestational Diabetes.","authors":"Cara D Dolin, Heather H Burris","doi":"10.1111/ppe.70009","DOIUrl":"10.1111/ppe.70009","url":null,"abstract":"","PeriodicalId":19698,"journal":{"name":"Paediatric and perinatal epidemiology","volume":"39 4","pages":"346-347"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12121329/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144174436","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Perinatal Epidemiology When Data Are Imperfect: Lessons From Studies on Maternal Mortality.","authors":"Jennifer Zeitlin","doi":"10.1111/ppe.70017","DOIUrl":"10.1111/ppe.70017","url":null,"abstract":"","PeriodicalId":19698,"journal":{"name":"Paediatric and perinatal epidemiology","volume":" ","pages":"308-310"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12121337/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143753883","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Isabel Giacomini, Bárbara Hatzlhoffer Lourenço, Mia Zhu, Allison L Seeley, Alicia Matijasevich, Eduardo Villamor, Marly Augusto Cardoso
{"title":"Re: 'Childhood Growth and Later Outcomes-How We Quantify and Model Growth Matters'.","authors":"Isabel Giacomini, Bárbara Hatzlhoffer Lourenço, Mia Zhu, Allison L Seeley, Alicia Matijasevich, Eduardo Villamor, Marly Augusto Cardoso","doi":"10.1111/ppe.70016","DOIUrl":"10.1111/ppe.70016","url":null,"abstract":"","PeriodicalId":19698,"journal":{"name":"Paediatric and perinatal epidemiology","volume":" ","pages":"387-388"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143780919","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Maternal mortality surveillance: Getting it right is essential to drive preventive actions.","authors":"Marian Knight, Catherine Deneux-Tharaux","doi":"10.1111/ppe.13140","DOIUrl":"10.1111/ppe.13140","url":null,"abstract":"","PeriodicalId":19698,"journal":{"name":"Paediatric and perinatal epidemiology","volume":" ","pages":"317-320"},"PeriodicalIF":2.7,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12121334/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142505353","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}