Identification of patient concerns on thyroid hormone replacement therapy from patient reviews of levothyroxine

• In: Oral presentation on Tuesday, 12 September 2017, 14:30-17:30
• At: Seoul (South Korea) (2017)
• Type: Presentation
• By: PARK, Sohyun (Seoul National University, Pharmaceutical Economics, Policy and Outcomes Research (PEPOR), Seoul, Korea, Republic Of)
• Co-author(s): Sohyun Park: Pharmaceutical Economics, Policy and Outcomes Research (PEPOR), College of pharmacy, Seoul National University, Seoul, Korea, Republic Of
  Youran Noh: Pharmaceutical Economics, Policy and Outcomes Research (PEPOR), College of pharmacy, Seoul National University, Seoul, Korea, Republic Of
  Ik Tae Kwon: Pharmaceutical Economics, Policy and Outcomes Research (PEPOR), College of pharmacy, Seoul National University, Seoul, Korea, Republic Of
  Song Hee Hong: Pharmaceutical Economics, Policy and Outcomes Research (PEPOR), College of pharmacy, Seoul National University, Seoul, Korea, Republic Of
  
• Abstract:

  Methods

  We collected patient reviews from WebMD (1,037 reviews about generic levothyroxine and 1,075 reviews about the brand version) posted between September 1, 2007 and January 30, 2017. We used natural language processing (NLP) that includes tokenization, stop words and stemming to do text mining on medication reviews. We identified topics

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