二次检索
版本
人群分类
研究领域
证据类型
时间限定

 共找到7248篇文章

Quantification of the association between the intake of fruit and vegetables and risk of esophageal squamous cell carcinoma (ESCC) is controversial even though several studies have explored this association. We summarized the evidence from observational studies in categorical, linear and non-line...

Background: Green tea is one of the most popular beverages worldwide. This review summarizes the beneficial effects of green tea on cancer prevention. Methods: Electronic databases, including PubMed (1966-2008), the Cochrane Library (Issue 1, 2008) and Chinese Biomedical Database (1978-2008) w...

Objectives: To determine whether ApaI, BsmI, FokI or TaqI polymorphisms in vitamin D receptor (VDR) gene confer susceptibility to psoriasis. Methods All related association studies published before January 2012 were retrieved and eligible ones were included in our meta-analysis. For each of the f...

Our study aimed to investigate whether the serum iron levels in patients with preeclampsia were higher than in healthy pregnant women and to evaluate potential heterogeneities. We searched Pubmed, Embase, Web of Science and Medline databases for studies before September 2016. The standardised mea...

Background: Recent evidence has confirmed that nuts are one of the best food groups at reducing LDL cholesterol and total cholesterol (TC). However, the comparative effects of different types of nuts on blood lipids are unclear. Objectives: This network meta-analysis of randomized clinical tri...

Background: The effect of fruit juice on serum cholesterol and blood pressure in humans has generated inconsistent results. We aimed to quantitatively evaluate the effect of fruit juice on serum cholesterol and blood pressure in adults. Methods: We performed a strategic literature search of Pu...

Background: The results of studies investigating the effect of green tea on glucose control and insulin sensitivity in humans are inconsistent. Objective: We aimed to quantitatively evaluate the effect of green tea on glucose control and insulin sensitivity. Design: We performed a strategic...

Interventions for obesity prevention can effectively reduce obesity-related behaviors in young children. Understanding how to leverage and adapt evidence-based interventions is needed to improve reach among culturally and linguistically diverse families. This systematic review aimed to synthesize...

Introduction: To evaluate the efficacy of probiotics in preventing nosocomial pneumonia in critically ill patients. Methods: We searched PubMed, EMBASE, and the Web of Science for relevant studies. Two reviewers extracted data and reviewed the quality of the studies independently. The primary ...

Abstract The purpose of this study was to address the association between dietary protein intake and blood pressure (BP) by combining information from all epidemiological studies that presented quantitative estimates of dietary protein intake and BP assessment. A literature search of MEDLINE, re...