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Displaying 1 - 20 of 190 Index
Poster A methodological systematic review of 494 published network meta-analyses
2016 Seoul
Chaimani, Petropoulou, Nikolakopoulou, Salanti
Background: Previous empirical studies exploring the characteristics of networks of interventions have raised the need for improving the quality of network meta-analyses (NMA) applications. These empirical studies have included networks published up to the end of 2012 at the latest. Since then,…
Poster A network meta-analysis of prophylactic antibiotics for preventing post-cesarean endometritis
2016 Seoul
Nozaki, Kashiwabara, Shinozaki, Oba, Matsuyama, Ota, Mori
Background: The caesarean section rate is increasing all over the world. Endometritis is the most common infection-related complication following caesarean delivery.
Objectives: To compare the effect of prophylactic antibiotics for preventing post-cesarean endometritis via a network meta-…
Poster A quantitative assessment of the quality of randomized controlled trial reporting in the urologic literature
2016 Seoul
Narayan, Cone, Smith, Scales, Dahm
Background: Randomized controlled trials (RCTs) are the gold standard format for clinical research, and clear reporting is vital to informing evidence-based practice. In 1996 the Consolidated Standards of Reporting Trials (CONSORT) statement was published to provide guidelines and standardization…
Poster A survey on the exposure to training, practice and perception of health reporting among journalists in Malaysia
2016 Seoul
Tan, Foong, Foong, Ho, Kumaraysun
Background: Apart from the launch of Cochrane Malaysia in 2014 and one small mention of a Cochrane Review in the one of the English newspapers’ reports (1), there has been virtually no coverage of Cochrane Reviews in any of the Malaysian media. We wanted to explore the reason for this.…
Poster A systematic review of COPD patients’ values and preferences: what quantitative information can suggest outcome importance?
2016 Seoul
Zhang, Alonso-Coello, Guyatt, Schünemann
Background: Consideration of people’s values and preferences is essential in evidence-based decision-making. Systematic reviews of values and preferences are not yet common, and take different approaches.
Objectives: To summarize the quantitative evidence of patient values and preferences on…
Poster A systematic review on compliance with QUADAS-2 application guideline
2016 Seoul
Zheng, De Souza, Shi, Chan
Background: QUADAS-2 is recommended for use in diagnostic accuracy (DTA) systematic reviews to evaluate the risk of bias and applicability of the primary studies. To ensure appropriate application, a four-phased approach has been recommended. However, in practice reviewers may use the standard…
Poster A tale of two databases: a comparison of Embase versus Scopus
2016 Seoul
Mann, Hood, Trubey, Powell
Background: Embase is a bibliographic database covering international biomedical literature from 1947 to the present day. Scopus, likewise, is a bibliographic database, which claims to index more than 60 million records, including over 21,500 peer-reviewed journals and articles-in-press. As they…
Poster Addressing resource limitations among systematic review groups
2016 Seoul
Blazina
Background: Systematic reviews are essential tools in evidence synthesis and evidence-based decisionmaking. They are highly technical, costly, and time-consuming projects that often must be tailored to the needs of funders/end users. Rapid reviews, streamlining, and outsourcing of review processes…
Poster An exploration of non-dissemination in qualitative research: viewpoints of editors and peer reviewers
2016 Seoul
Toews, Glenton, Lewin, Berg, Noyes, Booth, Marusic, Malicki, Meerpohl
Background: Qualitative evidence synthesis (QES) is increasingly used to inform decision making in health. To conduct a QES, primary studies relevant for answering the question should be retrieved. Dissemination bias, i.e. the systematic distortion of the phenomenon of interest due to selective…
Poster Analysis of participants with potential missing outcome data in 653 trials: a methodological survey
2016 Seoul
Kahale, Diab, Khamis, Chang, Lopes, Agarwal, Li, Mustafa, Koudjanian, Waziry, Busse , Dakik, Guyatt, Akl
Background: Trialists do not always report how they analyzed categories of participants that might have missing outcome data (e.g. those who withdraw consent, non-compliers) resulting in challenges in addressing missing participant data (MPD) in meta-analyses including those trials.
Objectives:…
Poster Analysis of prospective/retrospective registration trends on the Australian New Zealand Clinical Trials Registry (ANZCTR) from 2006-2015
2016 Seoul
Hunter, Ko, Askie
Background: Prospective trial registration is the process whereby key details about a planned clinical trial are made available on a recognised clinical trial registry before enrolment of the first participant. It is now widely recognised as a key strategy to increase research transparency by…
Poster Analysis of the evidence sources of recommendations in integrative medicine guidelines
2016 Seoul
Wang, Wang, Zhou, Wu, Yu, Chen, Yang
Background: Clinical practice guidelines (CPGs) of integrative medicine are critical documents guiding clinical practice to optimize the medical service. The reliability and practicality of recommendations from CPGs depend largely on the quality of the evidence.
Objectives: To analyse the…
Poster Are unpublished data searched for and included in systematic reviews? A survey of 348 reviews of adverse effects
2016 Seoul
Golder
Background: Publication and outcome reporting bias are well known problems when conducting a systematic review. One way to attempt to overcome these problems is to search for unpublished studies or data. The Cochrane Handbook recommends searching beyond the published article by contacting experts…
Poster Assessment of the risk of bias in randomized controlled trials in otorhinolaryngology
2016 Seoul
Peters, Stegeman, Hooft
Background: Randomized controlled trials (RCTs) represent the most valuable study design to evaluate the effectiveness of therapeutic interventions. However, flaws in design, conduct, analysis, and reporting of RCTs can cause biased results. Cochrane published a 'Risk of bias' (RoB) tool…
Poster Association between cigarette smoking prevalence and income level: a systematic review and meta-analysis
2016 Seoul
Bardach, Ciapponi, Casetta, Videla, Morello, Soto, Lee, Camacho , Hermoza Moquillaza
Background: Previous evidence has associated socioeconomic status and smoking.
Objective: To assess the association between socioeconomic status and smoking prevalence worldwide.
Methods: Systematic review and meta-analysis of observational studies (Mantel-Haenszel random-effects models)…
Poster At what point in the life cycle of technologies are HTA reports requested? An analysis of 130 HTA reports in Argentina
2016 Seoul
Ciapponi, Ariel, Alcaraz, Calderón, Hernández-Vásquez , Augustovski, Pichón-Riviere
Introduction: Health technologies (HT) have a natural life-cycle with five stages: research/development, experimental, innovative, general use, and obsolescence/replacement. Health Technology Assessment (HTA) can be useful in all these stages.
Objective: To describe when in the life-cycle of a…
Poster Attribution of multiple literature databases in systematic reviews for public health guideline development
2016 Seoul
Kojimahara, Morizane, Shigekawa, Kawai, Sayama, Kato, Yamaguchi
Background: Since 'Minds Handbook for Clinical Practice Guidelines Development 2014' was published, clinical practice guidelines (CPG) based on systematic reviews for clinical questions that necessitate comprehensive literature searches have become common in Japan. However, it is unclear…
Poster Bridging clinical investigators and statisticians: publication status and problems of Statistical Analysis Plan (SAP)
2016 Seoul
Zhang, Li, Fei, Wang, Liu
Background: The publication of study protocols has been increasingly accepted as a means for improving transparency and quality research. However, both commercial- and investigator-initiated trials are prone to inappropriate analysis and interpretation. The main reason for this may arise from…
Poster Challenges in conducting an overview of reviews evaluating diagnostic accuracy and predictive ability of frailty screening tools: a practical example
2016 Seoul
Apóstolo, Bobrowicz-Campos, Holland, Cooke, Santana, Marcucci, Vollenbroek, Germini, Cano
Background: Within the context of the project 664367/FOCUS funded under the European Union’s Health Programme (2014-2020), we have conducted an overview of systematic reviews (SRs) to examine diagnostic accuracy and predictive ability of available screening tools for frailty. This review process…
Poster Challenges in synthesising evidence from implementation and dissemination studies: experience from two systematic scoping reviews
2016 Seoul
Thompson Coon, Abbott, Rogers, Lourida, Whear, Lang, Pearson, Day, Stein
Background: Interest in implementation science is burgeoning. Alongside this there has been a proliferation of evidence syntheses of implementation and dissemination studies. A systematic scoping review of the methods used in implementation reviews conducted by our team in 2013 identified 166…