guidelines consensus conferences and overviews meta analysis

... between meta- analysis and fine mapping results was also reported for the Vgt1 QTL in maize [20,65] Conclusions In our study, we produced the first consensus map and performed the first meta- analysis ... eight meta- QTLs), and by ca two-fold QTL confidence interval mean Late blight resistance meta- QTLs were observed on every chromosome and maturity meta- QTLs on only six chromosomes Conclusions: Meta- analysis ... marker are given in Additional file and on the SGN database [37] QTL dataset for meta- analysis Table Number of publications, maps and QTLs collected to perform meta- analysis No of publications No...

Ngày tải lên: 11/08/2014, 11:21

... association between the RHOB and TXNDC3 SNPs and knee OA susceptibility, we conducted two case-control studies in Han Chinese and Japanese populations and a meta- analysis Materials and methods A population ... samples and participated in the design and analysis of the study, and MN genotyped the Japanese samples JD, JQ, NJ, YX, CY and JW evaluated the patients and genotyped Chinese samples, and TN helped ... of rs585017 and rs4720262 with stratifications and Hardy-Weinberg equilibrium using the χ2 test Software R was used in the meta- analysis Genotype data from previous reports [7,10] and our own...

Ngày tải lên: 09/08/2014, 10:23

... Table and Figure 1) We further performed stratified analysis according to asthma type (atopic asthma and non-atopic asthma), age (children and adult) and ethnicity (Asian and Caucasian and African ... (777 cases and 495 controls); case-control studies of age (1894 cases and 1766 controls) and case-control studies of ethnicity (1894 cases and 1766 controls) were available for this meta- analysis ... heterogeneity, and it was considered significant for P < 0.01 We used the fixed-effects model and the random-effects model based on the Mantel-Haenszel method and the DerSimonian and Laird method,...

Ngày tải lên: 26/10/2012, 09:39

... data from various sources as in a meta- analysis The idea of adjusting the results of meta- analyses for publication bias and imputing "fictional" studies into a meta- analysis is controversial at the ... gene causes CS)) and XPV have been identified [6] XPA, ERCC3/XPB, ERCC2/XPD, ERCC4/XPF and ERCC5/XPG have a defect in TCR and GGR, while XPC and XPE have a defect in GGR only ERCC6 and ERCC8 are ... (0.78 3.05) Sequencing Replication (random samples) Replication (random samples) Replication (random samples) Replication (random samples) Replication (random samples) None Caucasian 96/94 Population...

Ngày tải lên: 31/10/2012, 14:59

... applications of meta- analysis to political science (Lau 1999 and Roscoe and Jenkins 2005) and political economy (Nijkamp and Poot 2004 and Doucouliagos and Ulubasoglu 2006) Meta- analysis considers ... addition to traditional meta- analysis estimators, we use also the bootstrap and clustered data analysis, as well as Fixed and Random Effects meta- regression models Our meta- analysis derives several ... demands on areas such as education, justice and health, and encourage stable and longrun growth (Rodrik 1999, Lake and Baum 2001, Baum and Lake 2003) Opponents of democracy, other other hand,...

Ngày tải lên: 16/01/2014, 16:34

... oils’’ ‘‘(1) AND (2)’’ OR ‘‘(1) AND (3)’’ OR ‘‘(1) AND (4)’’ OR ‘‘(1) AND (5)’’ 0174 January 2007 | Volume | Issue | e20 Tobacco and Biomass Smoke and TB Figure Flow Diagram of Study Steps and Exclusions ... smoking Current and former smoking Current and former tobacco smoking and use of biomass cooking fuels Current and former tobacco smoking Current and former tobacco smoking Current and former tobacco ... pollution and tuberculosis: A retrospective study Glow 29: 14–17 16 Crofton E, Crofton J (1963) Influence of smoking on mortality from various diseases in Scotland and in England and Wales An analysis...

Ngày tải lên: 15/03/2014, 20:20

... risk assessment Meta- Analysis The technique of quantitatively combining, synthesizing, and summarizing data and results from different studies is known as meta- analysis (Putzrath and Ginevan 1991; ... 42 12 Raw Data for Weighting and Combining Using Meta- analysis 59 13 R, R2, Slope and Y-intercept Values Combined From Like Plant-Metal Groups and the Number of Studies in Each Group ... Trace metal deficiencies in plants have been associated with increases in heavy metal uptake (Khan and Frankland 1983) Soil pH significantly influences heavy metal concentrations in both soil and...

Ngày tải lên: 15/03/2014, 23:10

... sensitivity and specificity) and because substantial between-study heterogeneity is common, meta- analysis of diagnostic accuracy requires different and more complex methods than traditional meta- analytic ... hierarchical regression approach to metaanalysis of diagnostic test accuracy evaluations Stat Med 2001; 20: 2865–84 31 Harbord R, Whiting P Metandi: meta- analysis of diagnostic accuracy using ... studies (19%) and acknowledged in (30%), including donation of IGRA kits (6 studies) and work and/ or financial relationships between authors and IGRA manufacturers (2 studies) Sensitivity and Specificity...

Ngày tải lên: 22/03/2014, 18:20

... ecological meta- analyses Ecology, 80, 1142–1149 Reviews and Syntheses Gurevitch, J & Hedges, L.V (2001) Meta- analysis: combining the results of independent experiments In: Design and Analysis ... numbers in metaanalysis Evolution, 59, 464–468 Rosenberg, M.S., Adams, D.C & Gurevitch, J (2000) MetaWin: Statistical Sofware for Meta- analysis, Version 2.0 Sinauer Associates, Sunderland, MA Rosenthal, ... added to a meta- analysis to nullify its overall effect size (Rosenthal 1979) This general weighted fail-safe number proposed by Rosenberg (2005) is grounded in the meta- analysis framework and applicable...

Ngày tải lên: 28/03/2014, 16:20

... transplant) and 2007 to evaluate the effectiveness of pretransplant tuberculosis skin testing and LTBI treatment, the prevalence and outcome of MTB infections, and the effects of patient factors and ... vaccinations and tuberculin skin tests JAMA 1985;253:3438-3439 140 Menzies D, Pai M, Comstock G Meta- analysis: new tests for the diagnosis of latent tuberculosis infection: areas of uncertainty and recommendations ... 926 had a TST placed (31%), and 124 were positive (13% of those tested) Seven studies evaluated the efficacy of isoniazid LTBI treatment in liver transplant candidates and recipients with a known...

Ngày tải lên: 29/03/2014, 03:20

... studies, i.v four studies, i.d and s.c five studies, i.v and i.d three studies, and intralymphatic/intranodal two studies In a post hoc analysis, The CBR ranged between 19.7% and 34% regardless of the ... colorectal cancer and suspected minimal residual colorectal cancer: a meta- analysis and system review Journal of Translational Medicine 2011 9:17 Submit your next manuscript to BioMed Central and take ... of CR, PR, MR, and SD rates Thus, for subset analysis, the CBR was calculated as the sum of CR, PR, MR, and SD based on the various vaccine formulations, the route of vaccination, and adjuvants...

Ngày tải lên: 18/06/2014, 19:20

... paper and vouches for the integrity of the analysis DW, UM and MVG extracted and analysed the data All authors collaborated in interpreting the data and writing the manuscript and read and approved ... heterogeneity in meta- analysis: Q statistic or I2 index? Psychol Methods 2006, 11:193-206 Wallace BC, Schmid CH, Lau J, Trikalinos TA: Meta- Analyst: software for meta- analysis of binary, continuous and diagnostic ... Medicine and Toxicology 2011, 6:21 http://www.occup-med.com/content/6/1/21 Page of 16 We have conducted a systematic review and a metaanalysis of the literature with the aim of identifying and quantifying...

Ngày tải lên: 20/06/2014, 00:20

... age, gender and locomotion physiology [2] Nevertheless, there is yet mounting controversy regarding the values of the linear and angular parameters of the proximal meta- epiphysis and their correlations ... value of ≥ 0.8 and < 0.7 at both groups (left and right bones) essentially indicate that the group of left bones is more specialized and thus functionally less universal Statistical analysis Results ... Statistical analysis above) These parameters represent the absolute values of the intervals relating to the right and left femoral proximal meta- epiphysis bones, indicating proximity and specifi-...

Ngày tải lên: 20/06/2014, 01:20

... parental death and 5.9% (n = 838) in participants who reported both parents alive Figure shows weighted ORs and 95% CIs for HIV prevalence in each study Results from a random-effects meta- analysis ... included in our comparative meta- analysis of HIV prevalence between orphans and nonorphans, two studies included only females [29,31] and two studies including both males and females found greater ... methodological quality and meta- analysis of HIV prevalence All Page of 11 but one study reported data from sub-Saharan Africa, the region that carries the heaviest burden of HIV and AIDS-related deaths...

Ngày tải lên: 20/06/2014, 08:20

... This meta- analysis shows that the fewer Table Summary of the meta- analyses Comparison Summary effect 95% CI p-value for heterogeneity test Model used

Ngày tải lên: 20/06/2014, 15:20

... (Stata, College Station, TX, USA) using the user-contributed commands for meta- analyses: ‘metan’ [19], ‘metainf’ [20], ‘metabias’ [21] and ‘metatrim’ [22] In order to estimate whether the IQ of those ... [27], and additionally by Egger’s test [28], as implemented in ‘metabias’ We also used the Duval and Tweedie [29] non-parametric ‘trim and fill’ method of accounting for publication bias in meta- analysis ... overall meta- analysis, the meta- analysis was repeated excluding one study at a time to ensure that the results were not biased by a single outlier Rerunning the analysis without the Mathias and Kent...

Ngày tải lên: 09/08/2014, 01:21

... different scales, we standardized and combined the results (i.e standardized mean difference) Statistical Analysis Inclusion Criteria The data analysis was performed using the meta- analysis software ... bleeding and operative duration Reported benefits, however, were based on some RCTs and CCTs and conclusive evidence supporting either technique is lacking We conducted a systematic review and meta- analysis ... in the analysis, the studies had to compare total thyroidectomy with UAS versus CT Results for the Meta- Analysis Eligible Studies Exclusion Criteria Studies were excluded from the meta- analysis...

Ngày tải lên: 09/08/2014, 03:24

... extraction, analysis, and preparing the manuscript; SD with data extraction, analysis, and writing; GTM with planning, data extraction, analysis, and writing the manuscript; HJM with planning, analysis, ... intention-to-treat (number of patients randomised and receiving at least one dose of trial drug) analysis Homogeneity tests and funnel plots, though commonly used in meta- analysis, were not used here because ... file Meta- analysis Outcomes chosen for the meta- analysis Outcomes chosen related to adverse events and tolerability These included discontinuation (all-cause, lack of efficacy, adverse event, and...

Ngày tải lên: 09/08/2014, 06:22