could tea consumption decrease the risk of depression: a systematic review and meta-analysis?
نویسندگان
چکیده
background & aim: depression is a chronic and overwhelming disorder. one of the factors that could prevent the occurrence of depression is tea consumption. considering the controversial results of previous studies, the aim of this systematic and meta-analysis review study was to answer this question that whether tea consumption could decrease the risk of depression. methods & materials : by searching the keywords of tea, depressive disorder, depression caffeine, theanine and polyphenols in national and international databases such as sid, magiran, google scholar, iranmedex, science direct, pubmed, proquest and scopus from 2000 to 2016, 12 descriptive and cross-sectional studies about the relation between tea and depression were extracted. data of the selected studies were analyzed by meta-analysis method and random model effect. heterogeneity of the studies was evaluated using i2 index. data were analyzed using stata 11.2 software. results : the sample size of the present study included 629910 participants with an average of 52493 participants for each study. results of the present study showed a significant relation between tea consumption and symptoms of depression (95%ci:0.50-0.84, or = 0.65); in a way that the risk of depression among participants who consumed tea was 35% lower than those who did not consume tea. conclusion: results of the present study revealed that tea consumption would decrease the risk of depression. considering the high consumption of tea all around the world and the high prevalence of depression, balance daily tea consumption is recommended as a method for preventing depression.
منابع مشابه
Depression among Iranian nurses: A systematic review and meta-analysis
Background: Depression is one of the most commonly diagnosed mental disorders. Nurses and other hospital service providers are a group at high risk for developing depression. Thus, knowing the prevalence of depression among nurses can help the health care decision- makers to plan ad hoc prevention programs to control depression in this group. This study was conducted to quantitatively assess th...
متن کاملSubgroup dairy products consumption on the risk of stroke and CHD: A systematic review and meta-analysis
Background: There is no global consensus about the relationship between dairy consumption and cardiovascular diseases (CVD). This study aimed at integrating the results of several studies to predict the dairy effects on CVD, e.g. stroke and CHD. Methods: In the present study, some major databases such as Scopus, Science Direct, and PubMed were searched up to September 2014. All pr...
متن کاملTea consumption and risk of type 2 diabetes mellitus: a systematic review and meta-analysis update
OBJECTIVE Tea has been suggested to decrease blood glucose levels and protect pancreatic β cells in diabetic mice. However, human epidemiological studies showed inconsistent results for the association between tea consumption and type 2 diabetes mellitus (T2DM) risk. The aim of this study was to conduct a meta-analysis to further explore the association between tea consumption and incidence of ...
متن کاملTea and Coffee Consumption and Risk of Laryngeal Cancer: A Systematic Review Meta-Analysis
BACKGROUND Tea and coffee are the most commonly consumed beverages in the worldwide. The relationship between tea and coffee consumption on the risk of laryngeal cancer was still unclear. METHODS Relevant studies were identified by searching electronic database (Medline and EMBASE) and reviewing the reference lists of relevant articles until Oct. 2013. Observational studies that reported RRs ...
متن کاملThe association between anemia and postpartum depression: A systematic review and meta-analysis
متن کامل
Prevalence of depression among Iranian elderly: A Systematic review and Meta-analysis
Introduction: Depression is a common problem in old age that can endanger the health of an elderly person. The aim of this study was to determine the prevalence of depression Methods: This study was performed using a systematic literature review and meta-analysis in April and May 2020. Six electronic databases and one search engines were searched and evaluated on the prevalence of depression in...
متن کاملمنابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
عنوان ژورنال:
nursing practice todayجلد ۴، شماره ۱، صفحات ۰-۰
کلمات کلیدی
میزبانی شده توسط پلتفرم ابری doprax.com
copyright © 2015-2023