Using Google Trends Data to Study Public Interest in Breast Cancer Screening in Malaysia

Abstract
Objective: This study aims to investigate the public pattern in seeking breast cancer screening information inMalaysia using Google Trends. Methods: The Google Trends database was evaluated for the relative Internet searchpopularity of breast cancer and screening-related search terms from 2007 to 2018. Results: Result showed downwardtrends in breast cancer search, whereas mammogram and tomosynthesis search fluctuated consistently. A significantincrement was found during Pink October month. Breast cancer search term achieved the highest popularity in the eastcoast of Malaysia with [x2 (5, N=661) = 110.93, P<0.05], whereas mammogram attained the highest search volume incentral Malaysia [x2 (4, N=67) = 18.90, P<0.05]. The cross-correlation for breast cancer was moderate among northernMalaysia, Sabah, and Sarawak (0.3 ≤ rs ≤ 0.7). Conclusion: Public interest trend in breast cancer screening is stronglycorrelated with the breast cancer awareness campaign, Pink October. Breast cancer screening should be promoted inthe rural areas in Malaysia.