Table 1.

Search strategy details.

Search Strategy	Details
Inclusion criteria	P: general adult population (male and female) I: questionnaire or interview assessing green tea consumption C: higher vs. lower green tea consumption O: risk of breast cancer (if any) S: original research article (case-control studies, cohort studies, cross-sectional studies)
Exclusion criteria	P: pediatric population I: no administration of questionnaire O: other outcomes S: review article, expert opinion, comments, abstract, letters, article with no quantitative information or details
Language filter	English
Time filter	None (from inception)
Database	PubMed/Medline; Scopus; Web of Science

Abbreviations: P = Population; I = Intervention; C = Comparison; O = Outcome; S = Studies.