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原文連結
論文資訊
- 類型：已發表論文
- 日期：2013-12-09
摘要
The Internet is r演化izing tobacco control, but few have harnessed the Web for surveillance. We demonstrate for the first time an approach for analyzing aggregate Internet search queries that captures precise changes in 族群 considerations about tobacco. We compared tobacco-related Google queries originating in the United States during the week of the State Childrens Health Insurance Program (SCHIP) 2009 cigarette excise tax increase with a historic baseline. Specific queries were then ranked according to their relative increases while also considering approximations of changes in absolute search volume. Individual queries with the largest relative increases the week of the SCHIP tax were cigarettes Indian reservations 640% (95% CI, 472918), free cigarettes online 557% (95% CI, 432756), and In
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