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Displaying 161 - 180 of 612 records Index
Oral Do problems in the conduct and reporting of Cochrane Reviews limit the reliability of clinical conclusions?
2013 Québec City
Alper, Fedorowicz
Background: Cochrane Reviews (CRs) are considered exemplars of quality. DynaMed is an evidence-based clinical reference which systematically summarizes CRs for point-of-care use. DynaMed summaries include a basis statement which reports the type of study supporting the conclusion and the major risk…
Oral Do prominent biomedical journals have methods for detecting outcome reporting bias? (survey of the top 30 journals by impact factor)
2013 Québec City
Huan, Tejani, Egan, Chua
Background: Outcome reporting bias (ORB) is an increasingly recognized source of bias within primary research with the potential to negatively influence systematic reviews and healthcare in general. Literature is arising regarding outcome reporting bias’ effect on research but no studies have been…
Oral Do prominent biomedical journals have methods for detecting outcome reporting bias? (survey of the top 30 journals by impact factor)
2013 Québec City
Huan, Tejani, Egan, Chua
Background: Outcome reporting bias (ORB) is an increasingly recognized source of bias within primary research with the potential to negatively influence systematic reviews and healthcare in general. Literature is arising regarding outcome reporting bias’ effect on research but no studies have been…
Oral Documenting the search process: an update of different methods?
2013 Québec City
Mann, Rader, Stansfield, Cooper, Sampson
Background: In order to comply with the standards laid out in Methodological Expectations of Cochrane Intervention Reviews (MECIR) Cochrane authors are expected to provide detailed reporting of the search process including search strategies for each database searched.
Objectives: To discuss…
Poster Does a Cochrane contributor facilitate the implementation of evidence-informed recommendations in practice
2013 Québec City
Nabhan
Objective: to measure the rate of implementing evidence-informed recommendations by health care providers supervised by a clinical supervisor who is a contributor to the Cochrane collaboration as compared to a matched clinical supervisor who is not a contributor to the Cochrane collaboration.…
Oral Does hierarchical meta-regression provide key insights for exploring the effectiveness of complex quality improvement interventions in diabetes?
2013 Québec City
Ivers, Trikalinos, Dahabreh, Tricco, Moher, Ramsay, Yu, Straus, Grimshaw
Background: We recently published a systematic review of 142 randomized controlled trials (RCTs) of quality improvement (QI) interventions for diabetes care. We performed meta-analysis and meta-regression of RCTs comparing QI interventions that included a specific component of interest (and 0, 1,…
Poster Does journal endorsement of reporting guidelines impact the completeness of reporting of health research? A systematic review
2013 Québec City
Stevens, Shamseer, Weinstein, Yazdi, Turner, Thielman, Altman, Hirst, Hoey, Palepu, Simera, Schulz, Moher
Background: Reporting guidelines (RGs) have been developed to overcome inadequate and incomplete reporting of health research. Aside from CONSORT, which was assessed in a recently published systematic review, the effectiveness of RGs for improving the completeness of reporting is unknown.…
Poster Does the modified intention-to-treat reporting affect the estimate of the treatment effect in meta-analyses? A meta-epidemiological study
2013 Québec City
Abraha, Montedori, Cozzolino, Orso, Luchetta, De Florio, Schünemann, Germani
Background: The intention to treat (ITT) principle helps to preserve the balance of prognostic factors among allocated groups generated by randomized trials (RCTs). The prevalence of trials using modified intention to treat (mITT) may influence estimates of treatment effects.
Objectives: To…
Poster Dual monitors to increase efficiency of conducting systematic reviews
2013 Québec City
Wang, Asi, Elraiyah, Abu Dabrh, Undavalli, Murad
Background: Systematic reviews (SR) are the cornerstone of evidence based medicine and guide the development of guidelines, policy decisions and clinical decision making. However, a high-quality SR takes significant resources and time. Methods to improve the efficiency of conducting SRs are needed…
Oral DynaMed summaries and Cochrane Reviews: a dynamic collaboration!
2013 Québec City
Alper, Fedorowicz, van Zuuren
Background: Providing better knowledge for better health requires collaboration and rapid responsiveness to changing evidence. The Cochrane Collaboration has established internal collaborative networks and external partnerships, but none that systematically contribute to review updating. An…
Oral DynaMed summaries and Cochrane Reviews: a dynamic collaboration!
2013 Québec City
Alper, Fedorowicz, van Zuuren
Background: Providing better knowledge for better health requires collaboration and rapid responsiveness to changing evidence. The Cochrane Collaboration has established internal collaborative networks and external partnerships, but none that systematically contribute to review updating. An…
Workshop EROS dialogues with RevMan: data extraction, quality assessment and more ***in computer lab; no need for personal laptops
2013 Québec City
Glujovsky, Ciapponi
Objectives:
To review how EROS (Early Review Organizing Software) works at the initial phases of a systematic review (SR). To show the important updates that have been developed in EROS: data extraction and quality assessment.
Description:
Study selection and its distribution for…
Poster Easy access to information on evidence based mental health interventions for children in Norway: the website ‘Ungsinn’ (http://ungsinn.no)
2013 Québec City
Martinussen, Reedtz, Eng, Willy-Tore
Background: Practitioners and decision-makers in the area of child and adolescent mental health are in great need of information about available evidence based interventions for treatment, prevention and mental health promotion. The Norwegian web-site Ungsinn (Youngmind) has been developed to…
Oral Effect sizes in child health and association with unreported outcomes
2013 Québec City
Hartling, Fernandes, Dryden, Vandermeer
Background: Research has shown that half of randomized controlled trials (RCTs) included in Cochrane systematic reviews do not contribute to the meta-analysis of patient-important outcomes. Further, previous research showed an inverse relationship with effect size and the proportion of RCTs…
Oral Effective searching of LILACS database for systematic reviews
2013 Québec City
Glujovsky, Ciapponi
Background: Information retrieval for systematic reviews needs to be comprehensive in order to identify those studies which will provide a reliable result. The range of databases used to identify those studies, and particularly the inclusion of regional databases such as LILACS—the Latin American…
Poster Effectiveness of a brief course in evidence-based medicine for knowledge of the best sources of information in health care among health care workers: first results of the beginningofevidencebased medicine in the Amazonian region
2013 Québec City
Fonseca, Martins, dos Santos, Pereira, Andriolo, Atallah, Andriolo
Introduction: The frequent absence of scientific rigor in expert opinions, textbooks, and the majority of scientific meetings limits effective, safe, and efficient decision making in public and private health care services.
Objectives: To evaluate the effectiveness of a brief course in Evidence…
Oral Effectiveness of interventions on reducing inequities in maternal and child health in low-and middle-income settings
2013 Québec City
Målqvist, Trygg, Qian, Ng, Thomsen
Background: The deadline for achieving the Millennium Development Goals 4 and 5 is approaching, but the inequity between disadvantaged and other populations is a significant barrier for progress towards achieving these goals.
Objectives: This systematic review aims to collect evidence about the…
Poster Effects of decision aids on the accuracy of patient knowledge of outcome probabilities: an investigation of sources of heterogeneity
2013 Québec City
Gentles, Walter, Stacey, Bennett
Background: Interpretation of prior meta-analysis of randomized controlled trials (RCTs) evaluating patient decision aid effects on the accuracy of knowledge of outcome probabilities is complicated by high, unexplained heterogeneity.
Objectives: To explore effect modification from three…
Poster Electronic culling of the clinical research literature: filters to reduce the burden of hand searching
2013 Québec City
Wilczynski, McKibbon, Haynes
Background: To facilitate the transfer of new, valid, relevant knowledge into clinical practice, research staff in the Health Information Research Unit at McMaster University have created a health knowledge refinery (HKR). The HKR begins with critical appraisal of original and review studies in 122…
Oral Empirical evidence about inconsistency in complex networks of interventions
2013 Québec City
Veroniki, Vasiliadis, Higgins, Salanti
Background: Networkmeta-analysis relies on the agreement between direct and indirect evidence defined as consistency. Empirical evidence about the prevalence of inconsistency is limited to simple loops of evidence about three interventions.
Objectives: To evaluate empirically the prevalence of…