Human Papillomavirus Vaccine Discourse and Sentiment on Reddit Before and After COVID-19: Mixed Methods Retrospective Cross-Sectional Study

Marcin Marciniak   ^{1, 2} , BS ;   Sean A Setzen   ^{1, 3} , MD ;   Deeya Bhattacharya   ⁴ , BS ;   Jamie Masliah   ¹ , MD ;   Robin Powszok   ¹ , MD, MS ;   Erich M Sturgis   ⁵ , MD, MPH ;   Vanessa C Stubbs   ¹ , MD ;   Mihir K Bhayani   ¹ , MD

¹ Department of Otorhinolaryngology-Head and Neck Surgery, Rush University Medical Center, Chicago, IL, United States

² Rosalind Franklin University of Science and Medicine, North Chicago, IL, United States

³ Department of Otorhinolaryngology-Head and Neck Surgery, St. Luke’s University Health Network, Bethlehem, PA, United States

⁴ Rush University Medical College, Chicago, IL, United States

⁵ Department of Otolaryngology-Head and Neck Surgery, Baylor College of Medicine, Houston, TX, United States