Meta-AnalysesEvidence & Dosage
Pooling multiple studies — heterogeneity, publication bias.
Evidence at a glance
- Total studies
- 530
- With abstract
- 40
- Meta / Systematic / RCT
- 9
- Highly cited
- 5
- Publication years
- 2001–2026
Meta-Analyses in the context of Vitamins & Minerals
This topic is part of our "Vitamins & Minerals" world. There you'll find methodology, evidence and the highest-impact levers — plus the order in which they sensibly build on each other.
Go to Vitamins & MineralsTop studies on Meta-Analyses
Ranked by influential-citation count and publication year.
The effects of foods on LDL cholesterol levels: A systematic review of the accumulated evidence from systematic reviews and meta-analyses of randomized controlled trials.
Nutr Metab Cardiovasc Dis2021n=37Meta-Analysis75 influential citationsAIMS: To systematically evaluate the evidence regarding the effects of foods on LDL cholesterol levels and to compare the findings with current guidelines. DATA SYNTHESIS: From inception through June 2019, we searched PubMed, Cochrane…
Finding: Unfiltered coffee caused a moderate to large increase in LDL cholesterol.
Heart rate variability in mental disorders: an umbrella review of meta-analyses.
Transl Psychiatry2025n=21systematic74 influential citationsHeart rate variability (HRV) monitoring is increasingly applied in the realm of mental disorders; however, it remains a subject of controversy. This umbrella review summarizes HRV differences between individuals with mental disorders and…
Association of Opioid Agonist Treatment With All-Cause Mortality and Specific Causes of Death Among People With Opioid Dependence: A Systematic Review and Meta-analysis.
JAMA psychiatry2021n=3,85212 influential citationsImportance Mortality among people with opioid dependence is higher than that of the general population. Opioid agonist treatment (OAT) is an effective treatment for opioid dependence; however, there has not yet been a systematic review on…
Intermittent fasting and health outcomes: an umbrella review of systematic reviews and meta-analyses of randomised controlled trials
EClinicalMedicine2024n=23Study5 influential citationsSummary Background Benefits of Intermittent fasting (IF) on health-related outcomes have been found in a range of randomised controlled trials (RCTs). Our umbrella review aimed to systematically analyze and synthesize the available causal…
Interventions for treatment of COVID-19: Second edition of a living systematic review with meta-analyses and trial sequential analyses (The LIVING Project)
medRxiv2020n=40,2495 influential citationsBackground COVID-19 is a rapidly spreading disease that has caused extensive burden to individuals, families, countries, and the world. Effective treatments of COVID-19 are urgently needed. This is the second edition of a living systematic…
Ivermectin for Prevention and Treatment of COVID-19 Infection: A Systematic Review, Meta-analysis, and Trial Sequential Analysis to Inform Clinical Guidelines
American Journal of Therapeutics2021n=3,4064 influential citationsBackground: Repurposed medicines may have a role against the SARS-CoV-2 virus. The antiparasitic ivermectin, with antiviral and anti-inflammatory properties, has now been tested in numerous clinical trials. Areas of uncertainty: We…
A bibliometric study of the top 100 most-cited randomized controlled trials, systematic reviews and meta-analyses published in endodontic journals.
International Endodontic Journal2019n=704 influential citationsAim To identify and analyse the main features of the top 100 most‐cited randomized controlled trials, systematic reviews and meta‐analyses published in endodontic journals from 1961 to 2018. Methodology The Clarivate Analytics’ Web of…
Dietary Patterns Associated With Anti-inflammatory Effects: An Umbrella Review of Systematic Reviews and Meta-analyses.
Nutr Rev2026n=30Systematic Review4 influential citations<h4>Context</h4>Noncommunicable diseases significantly impact global health, and chronic inflammation is a common pathological feature of these conditions. The relationship between chronic inflammation and dietary intake is increasingly…
Vaccines to prevent COVID-19: A living systematic review with Trial Sequential Analysis and network meta-analysis of randomized clinical trials
PLoS ONE2022n=8643 influential citationsBackground COVID-19 is rapidly spreading causing extensive burdens across the world. Effective vaccines to prevent COVID-19 are urgently needed. Methods and findings Our objective was to assess the effectiveness and safety of COVID-19…
Interventions for treatment of COVID-19: A living systematic review with meta-analyses and trial sequential analyses (The LIVING Project)
PLoS Medicine2020n=13,3122 influential citations<h4>Background</h4>Coronavirus disease 2019 (COVID-19) is a rapidly spreading disease that has caused extensive burden to individuals, families, countries, and the world. Effective treatments of COVID-19 are urgently needed.<h4>Methods and…
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