Information
Name of lifestyle Black tea
Third Class Black tea
Second Class Tea
First Class Habits+behaviors
Unit times/week
cups/day
Stratification 15577293:< 2;2-4;Almost daily
22864870:None;Monthly;Weekly ;Daily:1 cups/day;Daily:≥2 cups/day
15016323:≥1
25256860:No;Yes
Type of influence factor Risk factor
No statistical significance factor
Classification of Lifestyles Habits+behaviors
The affected types of PCa Total PCa
Number of studies involved 4
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Research involved
PMID First auther Year Area Duration Study type Sample size More
15577293 Naomi E. Allen1 2004 Japan (Hiroshima or Nagasaki) 1963, 1996 questionnaire 93000 outcome
22864870 Julia A. Montague 2012 Singapore April 1993, December 1998, questionnaire 27293 baseline
outcome
15016323 Tomoko Sonoda 2004 Japan (Ibaraki,Fukuoka,Nara,and Hokkaido) case-control 140;140 outcome
25256860 LI Mei Ling 2014 China (Shanghai) January 2007 , July 2013 Case-control 250500 outcome