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Health Effects Associated With Electronic Cigarette Use: Automated Mining of Online Forums by My Hua; Shouq Sadah; Vagelis Hristidis; Prue Talbot is a Health Professions article available to read on EtoBox.

What is Health Effects Associated With Electronic Cigarette Use: Automated Mining of Online Forums about?

## Background Our previous infodemiological study was performed by manually mining health-effect data associated with electronic cigarettes (ECs) from online forums. Manual mining is time consuming and limits the number of posts that can be retrieved. ## Objective Our goal in this study was to automatically extract and analyze a large number (>41,000) of online forum posts related to the health effects associated with EC use between 2008 and 2015. ## Methods Data were annotated with medical concepts from the Unified Medical Language System using a modified version of the MetaMap tool. Of over 1.4 million posts, 41,216 were used to analyze symptoms (undiagnosed conditions) and disorders (physician-diagnosed terminology) associated with EC use. For each post, sentiment (positive, negative, and neutral) was also assigned. ## Results Symptom and disorder data were categorized into 12 organ systems or anatomical regions. Most posts on symptoms and disorders contained negative sentiment, and affected systems were similar across all years. Health effects were reported most often in the neurological, mouth and throat, and respiratory systems. The most frequently reported symptoms and disor

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Author

My Hua; Shouq Sadah; Vagelis Hristidis; Prue Talbot

Publisher

JMIR Publications Inc.

Published

2020

Language

EN

Field

Health Professions (Health Sciences)