Using Natural Language Processing to Describe the Use of an Online Community for Abortion During 2022: Dynamic Topic Modeling Analysis of Reddit Posts

Elizabeth Pleasants   ^{1, 2} , DrPH, MPH ;   Ndola Prata   ³ , MD, MSc ;   Ushma D Upadhyay   ⁴ , PhD, MPH ;   Cassondra Marshall   ¹ , DrPH, MPH ;   Coye Cheshire   ⁵ , PhD, MA

¹ School of Public Health, University of California, Berkeley, Berkeley, CA, United States

² Department of Obstetrics and Gynecology, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States

³ Bixby Center for Population, Health, and Sustainability, School of Public Health, University of California, Berkeley, Berkeley, CA, United States

⁴ Department of Obstetrics, Gynecology & Reproductive Sciences, University of California, San Francisco, San Francisco, CA, United States

⁵ School of Information, University of California, Berkeley, Berkeley, CA, United States