A Machine Learning Approach Using Topic Modeling to Identify and Assess Experiences of Patients With Colorectal Cancer: Explorative Study

Kelly Voigt   ¹ , MD, PhD ;   Yingtao Sun   ² , MSc ;   Ayush Patandin   ³ , MSc ;   Johanna Hendriks   ⁴ , MD, PhD ;   Richard Hendrik Goossens   ² , PhD ;   Cornelis Verhoef   ¹ , MD, PhD ;   Olga Husson   ^{1, 5} , PhD ;   Dirk Grünhagen   ^{1 *} , MD, PhD ;   Jiwon Jung   ^{2, 4 *} , PhD

¹ Department of Surgical Oncology and Gastrointestinal Surgery, Erasmus Medical Centre Cancer Institute, Rotterdam, The Netherlands

² Faculty of Industrial Design Engineering, Delft University of Technology, Delft, The Netherlands

³ Faculty of Electrical Engineering, Mathematics and Computer Science, Delft University of Technology, Delft, The Netherlands

⁴ Department of Surgery, Erasmus Medical Centre, Rotterdam, Netherlands

⁵ Department of Medical Oncology, Netherlands Cancer Institute, Amsterdam, The Netherlands

*these authors contributed equally