Machines Learning to Characterize Alternative Tobacco Product Adverse Events
Yelp study session reveals insights on adverse events related to tobacco and vape shops in California, focusing on product safety and health, including hospitalization, death, and counterfeit merchandise.
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Presentation Transcript
Title: 474459 Machines Learning to Characterize Alternative Tobacco Product Adverse Events: A Yelp Study Session: 2090 Tobacco Control Media and Communications Board #: Matthew C. Nali 1
Main Findings 628 unlicensed Tobacco/Vape/Headshops stores within California. Product safety and health accounted for 10.1% (n=1178) of comments. Product safety and health Yelp comments reveal sub-themes in hospitalization, death, emergency room, doctor visits, reporting symptoms, fake merchandise, expired products and defective products. 2
Introduction Methods Yelp is a crowd-sourced business listing website that gives consumers the ability to partake in evaluating a business which in turn helps other consumers to choose products and/or services offered by a business. These reviews and/or ratings provide valuable insight on consumer perceptions of the service/products pertaining to the business. Reviews specific to tobacco and/or vape shops can help assist regulators in identifying businesses that do not follow legal guidelines to sell tobacco products. Data Collection - Obtain CDTFA (California Department of Tax and Fee Administration) active licensed tobacco retailers & individual licensed list Data. Data Processing - Cross referenced CDTFA data with yelp business based on street number and zip number. - Filter the categories vape , tobacco , and headshops to extract tobacco and/or vape specific storefronts. Analysis - Manually coded for content analysis to confirm the following themes - Adverse Events - Product Quality - Counterfeit Merchandise - Underage Selling - Fraudulent Transaction - Customer Service 3
Results Licensed Business Individual Retailers Licensed Business 11 Individual Retailers 10 Unlicensed Stores 7 Total 31,251 15,851 Adverse Events 28 N(39.28%) 397 N(35.71%) 262 N(25%) 79 Product Quality 738 N(53.79%) 242 N(35.50%) 124 N(10.70%) 46 Licensed Business Individual Retailers Counterfeit Merchandise 412 N(58.73%) 6 N(30.09%) 17 N(11.16%) 1 2016 1175 Underage Selling 24 N(25%) 12 N(70.83%) 32 N(4.17%) 16 Unlicensed Stores Transaction Discrepancies 60 N(20%) 6970 N(53.3%) 2005 N(26.67%) 755 628 Bad Customer Service 9730 N(71.63%) 526 N(20.61%) 95 N(7.76%) 45 Other Themes 666 2 or under N(78.98%) 8164 N(14.26%) 2550 N(6.76%) 950 Total 11,664 8164 950 2250 N(69.99%) N(21.86%) N(8.15%) 4
Future Direction Current Study Future Study We focused on legal licensed Distinguish which stores are vape retailers, licensed individuals, and specific or a combination of unlicensed vendors tobacco related stores. We focus on low-rated comments Identify to see if clusters of (1 and 2 Stars) for themes themes are only happening within a specific county of California. 5
Organizations & Authors Involved 1) Lead Author: Matthew C. Nali, BA1,3,4 Co-Author: Vidya Purushothaman, MBBS, MAS 3,5 Co-Author: Jiawei Li, MS 2-4 Co-Author: Timothy Mackey, MAS, PhD 1-4 Department of Anesthesiology and Division of Infectious Disease and Global Public Health, University of California, San Diego School of Medicine, San Diego, CA USA 2) Department of Healthcare Research and Policy, University of California, San Diego Extension 3) Global Health Policy Institute, San Diego, CA 4) S-3 Research, San Diego, CA USA 5) Masters in Public Health Program, Department of Family Medicine and Public Health, University of California, San Diego, San Diego, CA USA 6
