Authors
Mario Schootman, A Toor, P Cavazos-Rehg, Donna B Jeffe, Amy McQueen, J Eberth, Nicholas O Davidson
Publication date
2015/6/1
Journal
BMJ open
Volume
5
Issue
6
Pages
e006678
Publisher
British Medical Journal Publishing Group
Description
Objectives
We examined the utility of January 2004 to April 2014 Google Trends data from information searches for cancer screenings and preparations as a complement to population screening data, which are traditionally estimated through costly population-level surveys.
Setting
State-level data across the USA.
Participants
Persons who searched for terms related to cancer screening using Google, and persons who participated in the Behavioral Risk Factor Surveillance System (BRFSS).
Primary and secondary outcome measures
(1) State-level Google Trends data, providing relative search volume (RSV) data scaled to the highest search proportion per week (RSV100) for search terms over time since 2004 and across different geographical locations. (2) RSV of new screening tests, free/low-cost screening for breast and colorectal cancer, and new preparations for colonoscopy (Prepopik). (3) State-level breast …
Scholar articles
M Schootman, A Toor, P Cavazos-Rehg, DB Jeffe… - BMJ open, 2015