Jacqueline Mallory Cohen
Senior Researcher
Contact
Department
Responsibilities
Epidemiology, pharmacoepidemiology, drug safety, perinatal epidemiology, health registers, treatment of ADHD, epilepsy, mental health conditions
Bio: I am a Senior Researcher in the Department of Chronic Diseases and affiliated member of the Centre for Fertility and Health. I have a PhD in Epidemiology from McGill University and expertise in pharmacoepidemiology and perinatal epidemiology. My main research focus is at the intersection of these fields in studies of medication use and safety in pregnancy. I completed postdoctoral training at Harvard T.H. Chan School of Public Health where my work focused on the safety of psychotropic medication in pregnancy using large U.S. healthcare databases. Since 2018, I have worked on international studies of medication safety in pregnancy based on linked data from nationwide health registers from the five Nordic countries, and administrative data from the US and Australia. I have in-depth knowledge and experience in working with Norwegian health register data, as well as health registers from the other Nordic countries and U.S. insurance claims databases. I led the efforts to harmonize Nordic register data into a Common Data Model for the Nordic Pregnancy drug Safety Studies (NorPreSS) project. I am the PI for a FRIPRO-Young Research Talents grant funded by the Research Council of Norway on potential consequences of use and discontinuation of ADHD medication in pregnancy (8 million NOK, 2020-2025). In this project, data sources include both health registers and the Norwegian Mother, Father and Child Cohort Study (MoBa). User representatives from ADHD Norway who had personal experiences of pregnancy or pregnancy planning with ADHD provided feedback on the project aims and targets for dissemination. I represent Norway on the Executive Committee of the Nordic Pharmaco-Epidemiological Network (NorPEN) and chaired the organizing committee for the annual meeting in 2023.
Projects and publications
- Felix Wittström, Carolyn E. Cesta, Brian T. Bateman, Marie Bendix, Mette Bliddal, Adrienne Y L Chan, Yongtai Cho, Eun-Young Choi, Jacqueline Mallory Cohen, Sarah Donald, Mika Gissler, Alys Havard, Sonia Hernandez-Diaz, Krista F. Huybrechts, Bianca Kollhorst, Edward Chia-Cheng Lai, Maarit Leinonen, Brian M H Li, Kenneth K C Man, Vanessa W S Ng, Lianne Parkin, Laura Pazzagli, Lotte Rasmussen, Ran S. Rotem, Tania Schink, Ju-Young Shin, Duong T. Tran, Ian C K Wong, Helga Zoega, Johan Reutfors, (2024). Lithium Use During Pregnancy in 14 Countries. JAMA Network Open doi: 10.1001/jamanetworkopen.2024.51117
- Carolyn E. Cesta, Johan Reutfors, Jacqueline Mallory Cohen, Julia Eriksson, Kari Furu, Helga Zoega, Laura Pazzagli, (2024). Postpartum Psychiatric Outcomes and Sick Leave After Discontinuing SSRI or SNRI in Pregnancy. JAMA Network Open doi: 10.1001/jamanetworkopen.2024.38269
- Annelies L. Robijn, Duong T. Tran, Jacqueline Mallory Cohen, Sarah Donald, Carolyn E. Cesta, Kari Furu, Lianne Parkin, Sallie-Anne Pearson, Johan Reutfors, Helga Zoega, Nicholas Zwar, Alys Havard, (2024). Smoking Cessation Pharmacotherapy Use in Pregnancy. JAMA Network Open doi: 10.1001/jamanetworkopen.2024.19245
- Maarit K. Leinonen, Jannicke Igland, Julie Werenberg Dreier, Silje Alvestad, Jacqueline Mallory Cohen, Nils Erik Gilhus, Mika Gissler, Yuelian Sun, Torbjörn Tomson, Helga Zoega, Håkon Magne Vegrim, Jakob Christensen, Marte-Helene Bjørk, (2024). Socioeconomic differences in use of antiseizure medication in pregnancies with maternal epilepsy: A population-based study from Nordic universal health care systems. Epilepsia s. 2397-2411. doi: 10.1111/epi.18022
- Claudia Bruno, Carolyn E. Cesta, Vidar Hjellvik, Sinna Pilgaard Ulrichsen, Marte-Helene Bjørk, Buket Öztürk Esen, Malcolm B. Gillies, Mika Gissler, Alys Havard, Øystein Karlstad, Maarit Leinonen, Mette Nørgaard, Sallie-Anne Pearson, Johan Reutfors, Kari Furu, Jacqueline Mallory Cohen, Helga Zoega, (2024). Antipsychotic use during pregnancy and risk of specific neurodevelopmental disorders and learning difficulties in children: a multinational cohort study. EClinicalMedicine doi: 10.1016/j.eclinm.2024.102531
- Adrienne Y. L. Chan, Le Gao, Miyuki Hsing-Chun Hsieh, Lars J. Kjerpeseth, Raquel Avelar, Tobias Banaschewski, Amy Hai Yan Chan, David Coghill, Jacqueline M. Cohen, Mika Gissler, Jeff Harrison, Patrick Ip, Øystein Karlstad, Wallis C. Y. Lau, Maarit K. Leinonen, Wing Cheong Leung, Tzu-Chi Liao, Johan Reutfors, Shih-Chieh Shao, Emily Simonoff, Kathryn Choon Beng Tan, Katja Taxis, Andrew Tomlin, Carolyn E. Cesta, Edward Chia-Cheng Lai, Helga Zoega, Kenneth K. C. Man, Ian C. K. Wong, (2024). Maternal diabetes and risk of attention-deficit/hyperactivity disorder in offspring in a multinational cohort of 3.6 million mother–child pairs. Nature Medicine s. 1416-1423. doi: 10.1038/s41591-024-02917-8
- Marta H. Hernandez, Jacqueline Mallory Cohen, Karoline Hansen Skåra, Thea Karoline Walstad Grindstad, Yunsung Lee, Per Magnus, Pål Rasmus Njølstad, Ole A. Andreassen, Elizabeth Claire Corfield, Alexandra Havdahl, Espen Molden, Kari Furu, Maria Christine Magnus, Alvaro Hernaez Camba, (2024). Placental efflux transporters and antiseizure or antidepressant medication use impact birth weight in MoBa cohort. iScience doi: 10.1016/j.isci.2024.109285
- Kathrine Bang Madsen, Mette Bliddal, Charlotte Borg Skoglund, Henrik Larsson, Trine Munk-Olsen, Malene Galle Madsen, Per H. Thomsen, Veerle Bergink, Chaitra Srinivas, Jacqueline M. Cohen, Isabell Brikell, Xiaoqin Liu, (2024). Attention-Deficit Hyperactivity Disorder (ADHD) Medication Use Trajectories Among Women in the Perinatal Period. CNS Drugs s. 303-314. doi: 10.1007/s40263-024-01076-1
- Jacqueline Mallory Cohen, Silje Alvestad, Elizabeth A. Suarez, Andrea Schaffer, Randi M. Selmer, Alys Havard, Brian T. Bateman, Carolyn E. Cesta, Helga Zoega, Ingvild Odsbu, Krista F. Huybrechts, Lars J. Kjerpeseth, Loreen Straub, Maarit K. Leinonen, Marte-Helene Bjørk, Mette Nørgaard, Mika Gissler, Sinna P. Ulrichsen, Sonia Hernandez-Diaz, Torbjörn Tomson, Kari Furu, (2023). Comparative Risk of Major Congenital Malformations With Antiseizure Medication Combinations vs Valproate Monotherapy in Pregnancy. Neurology doi: 10.1212/WNL.0000000000207996
- Carolyn E. Cesta, Ran Rotem, Brian T. Bateman, Gabriel Chodick, Jacqueline Mallory Cohen, Kari Furu, Mika Gissler, Krista F. Huybrechts, Lars Jøran Kjerpeseth, Maarit K. Leinonen, Laura Pazzagli, Helga Zoega, Ellen W. Seely, Elisabetta Patorno, Sonia Hernández-Díaz, (2023). Safety of GLP-1 Receptor Agonists and Other Second-Line Antidiabetics in Early Pregnancy. JAMA Internal Medicine s. 144-152. doi: 10.1001/jamainternmed.2023.6663
- Lars Jøran Kjerpeseth, Carolyn E. Cesta, Kari Furu, Anders Engeland, Mika Gissler, Hanne Løvdal Gulseth, Øystein Karlstad, Maarit Leinonen, Laura Pazzagli, Helga Zoega, Jacqueline Mallory Cohen, (2023). Metformin Versus Insulin and Risk of Major Congenital Malformations in Pregnancies With Type 2 Diabetes: A Nordic Register-Based Cohort Study. Diabetes Care s. 1556-1564. doi: 10.2337/dc23-0256
- Chaitra Srinivas, Øystein Karlstad, Hein Stigum, Kari Furu, Carolyn E. Cesta, Johan Reutfors, Jacqueline M. Cohen, (2023). Trajectories of ADHD medication use before, during, and after pregnancy: A population-based study from Norway and Sweden. Pharmacoepidemiology and Drug Safety s. 1152-1160. doi: 10.1002/pds.5654
- Julie Werenberg Dreier, Marte-Helene Bjørk, Silje Alvestad, Mika Gissler, Jannicke Igland, Maarit K. Leinonen, Yuelian Sun, Helga Zoega, Jacqueline Mallory Cohen, Kari Furu, Torbjörn Tomson, Jakob Christensen, (2023). Prenatal Exposure to Antiseizure Medication and Incidence of Childhood- and Adolescence-Onset Psychiatric Disorders. JAMA Neurology s. 568-577. doi: 10.1001/jamaneurol.2023.0674
- Krista F. Huybrechts, Loreen Straub, Pär Karlsson, Laura Pazzagli, Kari Furu, Mika Gissler, Sonia Hernandez-Diaz, Mette Nørgaard, Helga Zoega, Brian T. Bateman, Carolyn E. Cesta, Jacqueline Mallory Cohen, Maarit K. Leinonen, Johan Reutfors, Randi Marie Selmer, Elizabeth A. Suarez, Sinna Pilgaard Ulrichsen, Helle Kieler, (2022). Association of In Utero Antipsychotic Medication Exposure With Risk of Congenital Malformations in Nordic Countries and the US. JAMA psychiatry s. 156-166. doi: 10.1001/jamapsychiatry.2022.4109
- Jacqueline Mallory Cohen, Silje Alvestad, Carolyn E. Cesta, Marte-Helene Bjørk, Maarit Leinonen, Mette Nørgaard, Kristjana Einarsdóttir, Anders Engeland, Mika Gissler, Øystein Karlstad, Kari Klungsøyr, Ingvild Odsbu, Johan Reutfors, Randi Marie Selmer, Torbjörn Tomson, Sinna Pilgaard Ulrichsen, Helga Zoega, Kari Furu, (2022). Comparative Safety of Antiseizure Medication Monotherapy for Major Malformations. Annals of Neurology doi: 10.1002/ana.26561
- Jacqueline Mallory Cohen, Chaitra Srinivas, Kari Furu, Carolyn E. Cesta, Johan Reutfors, Øystein Karlstad, (2022). Prevalence trends and individual patterns of ADHD medication use in pregnancy in Norway and Sweden, 2010–2019. European Journal of Clinical Pharmacology s. 173-180. doi: 10.1007/s00228-022-03428-6
- Laura Pazzagli, Silvia Segovia Chacón, Christos Karampelias, Jacqueline Mallory Cohen, Gabriella Bröms, Helle Kieler, Ingvild Odsbu, Randi Marie Selmer, Olov Andersson, Carolyn E. Cesta, (2022). Association between folic acid use during pregnancy and gestational diabetes mellitus: Two population-based Nordic cohort studies. PLOS ONE doi: 10.1371/journal.pone.0272046
- Marte-Helene Bjørk, Helga Zoega, Maarit K. Leinonen, Jacqueline Mallory Cohen, Julie Werenberg Dreier, Kari Furu, Nils Erik Gilhus, Mika Gissler, Oskar Halfdanarson, Jannicke Igland, Yuelian Sun, Torbjörn Tomson, Silje Alvestad, Jakob Christensen, (2022). Association of Prenatal Exposure to Antiseizure Medication With Risk of Autism and Intellectual Disability. JAMA Neurology s. 672-681. doi: 10.1001/jamaneurol.2022.1269
- Oskar Halfdanarson, Jacqueline Mallory Cohen, Øystein Karlstad, Carolyn E. Cesta, Marte-Helene Bjørk, Siri Eldevik Håberg, Kristjana Einarsdottir, Kari Furu, Mika Gissler, Vidar Hjellvik, Helle Kieler, Maarit Leinonen, Mette Nørgaard, Buket Öztürk Essen, Sinna Pilgaard Ulrichsen, Johan Reutfors, Helga Zoega, (2021). Antipsychotic use in pregnancy and risk of attention/deficit-hyperactivity disorder and autism spectrum disorder: a Nordic cohort study. Evidence-Based Mental Health s. 54-62. doi: 10.1136/ebmental-2021-300311
- Jacqueline Mallory Cohen, Carolyn E. Cesta, Lars Jøran Kjerpeseth, Maarit K. Leinonen, Oskar Halfdanarson, Øystein Karlstad, Pär Karlsson, Morten Andersen, Kari Furu, Vidar Hjellvik, (2021). A common data model for harmonization in the Nordic Pregnancy Drug Safety Studies (NorPreSS). Norsk Epidemiologi s. 117-135. doi: 10.5324/nje.v29i1-2.4053
- Aage Tverdal, Randi Marie Selmer, Jacqueline Mallory Cohen, Dag S. Thelle, (2020). Coffee consumption and mortality from cardiovascular diseases and total mortality: Does the brewing method matter?. European Journal of Preventive Cardiology (EJPC) s. 1986-1993. doi: 10.1177/2047487320914443
- Johan Reutfors, Carolyn Cesta, Jacqueline Mallory Cohen, Brian T Bateman, Ruth Brauer, Kristjana Einarsdottir, Anders Engeland, Kari Furu, Mika Gissler, Alys Havard, Sonia Hernandez-Diaz, Krista F. Huybrechts, Øystein Karlstad, Maarit Leinonen, Jiong Li, Kenneth K. C. Man, Laura Pazzagli, Andrea Schaffer, Tania Schink, Zixuan Wang, Yongfu Yu, Helga Zoega, Gabriella Bröms, (2020). Antipsychotic drug use in pregnancy: A multinational study from ten countries. Schizophrenia Research s. 106-115. doi: 10.1016/j.schres.2020.03.048
- Jacqueline Mallory Cohen, Carolyn Cesta, Kari Furu, Kristjana Einarsdottir, Mika Gissler, Alys Havard, Sonia Hernandez-Diaz, Krista F Huybrechts, Helle Kieler, Maarit Leinonen, Jiong Li, Johan Reutfors, Andrea Schaffer, Randi Marie Selmer, Yongfu Yu, Helga Zoega, Øystein Karlstad, (2020). Prevalence trends and individual patterns of antiepileptic drug use in pregnancy 2006-2016: A study in the five Nordic countries, United States, and Australia. Pharmacoepidemiology and Drug Safety s. 913-922. doi: 10.1002/pds.5035
- Jacqueline Mallory Cohen, Randi Marie Selmer, Kari Furu, Øystein Karlstad, (2020). Interrupted time series analysis to assess changes in prescription filling around conception and implications for exposure misclassification. Pharmacoepidemiology and Drug Safety s. 745-749. doi: 10.1002/pds.4974
- Carolyn E. Cesta, Jacqueline Mallory Cohen, Laura Pazzagli, Brian T. Bateman, Gabriella Bröms, Kristjana Einarsdottir, Kari Furu, Alys Havard, Anna Heino, Sonia Hernandez-Diaz, Krista F. Huybrechts, Øystein Karlstad, Helle Kieler, Jiong Li, Maarit K. Leinonen, Hanne Løvdal Gulseth, Duong D. Tran, Yongfu Yu, Helga Zoega, Ingvild Odsbu, (2019). Antidiabetic medication use during pregnancy: an international utilization study. BMJ Open Diabetes Research & Care s. 1-12. doi: 10.1136/bmjdrc-2019-000759
- Jacqueline Mallory Cohen, Mollie Wood, Sonia Hernandez-Diaz, Eivind Ystrøm, Hedvig Marie Egeland Nordeng, (2019). Paternal antidepressant use as a negative control for maternal use: assessing familial confounding on gestational length and anxiety traits in offspring. International Journal of Epidemiology s. 1665-1672. doi: 10.1093/ije/dyz170
- Jacqueline Mallory Cohen, Krista F Huybrechts, Elisabetta Patorno, Rishi J Desai, Helen Mogun, Brian T Bateman, Sonia Hernandez-Diaz, (2019). Anticonvulsant Mood Stabilizer and Lithium Use and Risk of Adverse Pregnancy Outcomes. Journal of Clinical Psychiatry s. e1-e8. doi: 10.4088/JCP.18m12572
- Chaitra Srinivas, Øystein Karlstad, Hein Stigum, Kari Furu, Carolyn E. Cesta, Johan Reutfors, Vidar Hjellvik, Jennifer A. Hutcheon, Jacqueline Mallory Cohen, (2024). ADHD medication use in pregnancy and risk of miscarriage.
- Ingeborg Hartz, Jacqueline Mallory Cohen, Svetlana Ondrasova Skurtveit, Per Normann Andersen, Marte Handal, Ingvild Odsbu, (2024). Psychotropic Drug Use Among 0–17 Year Old Norwegians During 2014–2021: A Nationwide Register Study. Pharmacoepidemiology and Drug Safety doi: 10.1002/pds.5891
- Ingeborg Hartz, Jacqueline Mallory Cohen, Svetlana Ondrasova Skurtveit, Per Normann Andersen, Marte Handal, Ingvild Odsbu, (2024). Psychotropic Drug Use Among 0–17 Year Old Norwegians During 2014–2021: A Nationwide Register Study.
- Chaitra Srinivas, Øystein Karlstad, Hein Stigum, Kari Furu, Carolyn E. Cesta, Johan Reutfors, Jennifer A. Hutcheon, Jacqueline Mallory Cohen, (2024). Timing and duration of ADHD medication use in pregnancy and risk of preterm birth.
- Jacqueline Mallory Cohen, Kari Furu, (2024). Prevalence of psychotropic medication discontinuation in pregnancy in Norway.
- Marleen M.H.J. van Gelder, Helga Zoega, Jacqueline Mallory Cohen, (2024). Editorial: Long term effects of prenatal exposure to medications and vaccines. Frontiers in Pharmacology s. 1-3. doi: 10.3389/fphar.2024.1359539
- Jacqueline Mallory Cohen, Maria Christine Magnus, Kari Furu, Øystein Karlstad, Chaitra Srinivas, Olga Basso, Siri Eldevik Håberg, (2023). ADHD and induced abortion in young women: A population-based study from Norway.
- Chaitra Srinivas, Øystein Karlstad, Hein Stigum, Kari Furu, Carolyn E. Cesta, Johan Reutfors, Jennifer Hutcheon, Jacqueline Mallory Cohen, (2023). Risk of preterm birth associated with ADHD medication use in pregnancy.
- Erle Refsum, Kari Furu, Carolyn E. Cesta, Felix Wittström, Helga Zoega, Vidar Hjellvik, Jacqueline Mallory Cohen, (2023). Risk of major congenital malformations associated with topical retinoid use in pregnancy–Results from Nordic population-based cohorts.
- Paz Lopez-Doriga Ruiz, Jacqueline Mallory Cohen, Lars Jøran Kjerpeseth, Kari Furu, Elisabeth Qvigstad, (2023). Paternal use of Metformin and Risk of Major Congenital Malformations.
- Julie Werenberg Dreier, Marte-Helene Bjørk, Silje Alvestad, Mika Gissler, Jannicke Igland, Maarit Leinonen, Yuelian Sun, Helga Zoega, Jacqueline Mallory Cohen, Kari Furu, Torbjörn Tomson, Jakob Christensen, (2023). In reply: Why big data carries big potential rather than big trouble. Seizure s. 106-108. doi: 10.1016/j.seizure.2023.08.007
- Mollie Wood, Jacqueline Mallory Cohen, Eivind Ystrøm, Hedvig Marie Egeland Nordeng, Sonia Hernandez-Diaz, (2020). Response to: Modelling paternal exposure as a negative control. International Journal of Epidemiology s. 1054-1055. doi: 10.1093/ije/dyaa055