Integrating qualitative research with trials in systematic reviews.
Thomas James, Harden Angela, Oakley Ann, +5 more·BMJ (Clinical research ed.)
An example review from public health shows how integration is possible and some potential benefits
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Thomas James, Harden Angela, Oakley Ann, +5 more·BMJ (Clinical research ed.)
An example review from public health shows how integration is possible and some potential benefits
Kastner Monika, Antony Jesmin, Soobiah Charlene, +2 more·Journal of clinical epidemiology
OBJECTIVE: To compare and contrast different knowledge synthesis methods and map their specific steps through a scoping review to gain a better understanding of how to select the most appropriate knowledge synthesis method to answer research questions of complex evidence. STUDY DESIGN AND SETTING: Electronic databases…
Brannon Patsy M, Taylor Christine L, Coates Paul M·Annual review of nutrition
Decisions related to a spectrum of nutrition-related public health and clinical concerns must consider many factors and are best informed by evaluating the totality and quality of the evidence. Systematic review (SR) is a structured process to evaluate, compare, and synthesize relevant evidence for the SR-specific ques…
Engberg Sandra·Journal of wound, ostomy, and continence nursing : official publication of The Wound, Ostomy and Continence Nurses Society
Systematic reviews are designed to answer a focused clinical question. They employ a predetermined explicit methodology to comprehensively search for, select, appraise, and analyze studies. Meta-analysis is the statistical pooling of the results of studies that are part of a systematic review. Systematic reviews are re…
Feldstein David A·WMJ : official publication of the State Medical Society of Wisconsin
Systematic reviews answer clinical questions by finding and evaluating all available evidence. The systematic review is a powerful tool to help clinicians use evidence for patient care decisions. There are many sources for high-quality systematic reviews. Like all scientific studies there are potential biases, but syst…
Ordille Andrew J, Sabia Michael, Ganguly Kingsuk, +1 more·Pain physician
BACKGROUND: Although chronic pain is generally treated with pharmacological and surgical interventions, many patients still fail to reach adequate pain relief through these methods. Patients and providers have looked to complementary and alternative strategies for managing chronic pain due to these methods' feasibility…
Kolovou Genovefa D, Anagnostopoulou Katherine K, Salpea Klelia D, +1 more·The American journal of the medical sciences
The insulin resistance/metabolic syndrome is characterized by the variable co-existence of hyperinsulinemia, obesity, dyslipidemia (small dense low-density lipoprotein, hypertriglyceridemia, and decreased high-density lipoprotein cholesterol), and hypertension. The pathogenesis of the syndrome has multiple origins. How…
Oliveras Isabel, Losilla Josep-Maria, Vives Jaume·Journal of clinical epidemiology
OBJECTIVES: In this paper, we compile and describe the main approaches proposed in the literature to include methodological quality (MQ) or risk of bias (RoB) into research synthesis. We also meta-review how the RoB of observational primary studies is being assessed and to what extent the results are incorporated in th…
Hayden J A, Chou R, Hogg-Johnson S, +1 more·Journal of clinical epidemiology
OBJECTIVE: Systematic reviews of prognostic factors for low back pain vary substantially in design and conduct. The objective of this study was to identify, describe, and synthesize systematic reviews of low back pain prognosis, and explore the potential impact of review methods on the conclusions. STUDY DESIGN AND SE…
Hodson Elisabeth, Craig Jonathan C·Pediatric nephrology (Berlin, Germany)
The key to accurate decision-making is to use the best available evidence. Systematic reviews aim to identify and combine evidence using systematic methods to minimize bias to provide reliable data for patient care. While systematic reviews can address different clinical questions, the methodology is most developed for…
Wagner Gerit, Prester Julian, Lukyanenko Roman, +1 more·Research synthesis methods
Effective data management is essential for tasks involving decisions based on data, including knowledge synthesis and literature reviews. Despite this, how to carry out data management in literature reviews effectively remains unclear. With the increasing volume of research papers and the expansion of computational tec…
Offringa M, de Craen A J·Nederlands tijdschrift voor geneeskunde
A systematic review of the results of randomized, controlled trials employs explicit, systematic methods to produce unbiased and precise estimates of the effect of a treatment on outcomes of clinical importance. The results of such systematic reviews are of importance in that they inform providers and consumers about t…
Uttley Lesley, Weng Yuliang, Falzon Louise·Journal of clinical epidemiology
BACKGROUND: Systematic reviews are intended to provide trustworthy evidence synthesis, yet previous iterations of this living review have identified numerous recurring problems in their conduct and reporting. This article presents the third version and second update of the living systematic review examining issues rais…
Chambers Duncan, Rodgers Mark, Woolacott Nerys·Journal of clinical epidemiology
OBJECTIVE: Case series can influence clinical practice but are often omitted from systematic reviews. We evaluated the contribution of case series to a systematic review of radiofrequency catheter ablation (RFCA) for treatment of atrial fibrillation (AF). STUDY DESIGN AND SETTING: Analysis of the results of a systemat…
Nordhagen Else K, Flydal Einar·Reviews on environmental health
We examined one of the first published of the several systematic reviews being part of WHO's renewed initiative to assess the evidence of associations between man-made radiofrequency electromagnetic radiation (RF-EMF) and adverse health effects in humans. The examined review addresses experimental studies of pregnancy…
Davis Peter G·Seminars in fetal & neonatal medicine
The Neonatal Review Group of the Cochrane Collaboration is dedicated to improving outcomes of newborn infants through the collection and synthesis of the highest quality evidence. Much has been achieved with limited resources. Future challenges for the group are to maintain and extend current reviews of therapeutic int…
Brooker Paige G, Poelman Astrid A M, Livingstone Katherine M, +5 more·Journal of human nutrition and dietetics : the official journal of the British Dietetic Association
BACKGROUND: Effective interventions to increase vegetable intake are urgently needed. This systematic rapid review aimed to summarise the effectiveness of interventions targeting increased vegetable intakes across diverse settings. METHODOLOGY: The review was guided by the conduct of rapid reviews from the Cochrane Ha…
Dalton Jane, Booth Andrew, Noyes Jane, +1 more·Journal of clinical epidemiology
OBJECTIVES: Systematic reviews of quantitative evidence are well established in health and social care. Systematic reviews of qualitative evidence are increasingly available, but volume, topics covered, methods used, and reporting quality are largely unknown. We provide a descriptive overview of systematic reviews of q…
Hutchison B G, Oxman A D, Lloyd S·Canadian family physician Medecin de famille canadien
PURPOSE: To assess the extent to which relevant controlled clinical trials are cited and summarized in review articles, and to determine whether citation of relevant clinical trails is biased as to study results. DATA SOURCES: Articles were identified by searching MEDLINE and EMBASE databases. STUDY SELECTION: Review…
Ressing Meike, Blettner Maria, Klug Stefanie J·Deutsches Arzteblatt international
BACKGROUND: Because of the rising number of scientific publications, it is important to have a means of jointly summarizing and assessing different studies on a single topic. Systematic literature reviews, meta-analyses of published data, and meta-analyses of individual data (pooled reanalyses) are now being published…