Table 2.

Green tea consumption and risk of cardiovascular disease from meta-analyses.

Category	Meta	Green tea	Effect	Size	(95% CI)	Studies	Study design	Reference
Cardiovascular disease mortality	3	Highest vs lowest	RR	0.67	(0.46–0.96)	6	Cohort	[22]
		≥5 Cups per day	HR	0.82 0.75	(0.75-0.90) men (0.68–0.84) women	8	Cohort	[21]
		3 Cups per day	RR	0.81	(0.68–0.97)	6	Prospective	[84]
Stroke	4	3 Cups/day	RR	0.78	(0.69–0.88)	3	Mixed	[85]
		3 Cups Per day	RR	0.83	(0.72–0.96)	5	Cohort	[86]
		1–3 Cups vs <1	OR	0.64	(0.47–0.86)	3	Cohort	[14]
		3 Cups per day	RR	0.66	(0.46–0.93)	4	Prospective	[84]
Coronary artery disease	1	Highest	RR	0.72	(0.58–0.89)	2 3	Cohort case-control	[87]
Coronary heart disease	1	3 Cups per day	RR	1.02	(0.92–1.13)	1	Prospective	[84]
Myocardial infarction	1	1–3 Cups vs <1	OR	0.81	(0.67–0.98)	2	Cohort	[14]

Meta: number of meta-analyses; studies: number of original studies included; study design, study design of included original studies.