Association between tea consumption and risk of cognitive disorders: A dose-response meta-analysis of observational studies.

ABSTRACT:

Background

The epidemiological evidence for a dose-response relationship between tea consumption and risk of cognitive disorders is sparse. The aim of the study was to summarize the evidence for the association of tea consumption with risk of cognitive disorders and assess the dose-response relationship.

Methods

We searched electronic databases of Pubmed, Embase, and Cochrane Library (from 1965 to Jan 19, 2017) for eligible studies that published in the international journals. A random-effects model was used to pool the most adjusted odds ratios (ORs) and the corresponding 95% confidence intervals (CIs).

Results

Seventeen studies involving 48,435 participants were included in our study. The meta-analysis showed that a higher tea consumption was associated with a signi

SUBMITTER: Liu X 

PROVIDER: S-EPMC5522147 | biostudies-literature | 2017 Jun

REPOSITORIES: biostudies-literature