### TALKS

Below you can find talks which present and discuss methodological developments relevant to Network Meta-Analysis

Statistical models to explore and account for publication bias and small study effects in network meta-analysis. An example from a network of antipsychotics (presented at ISPM - University of Bern, by Dimitris Mavridis, Bern, January 2016)

Prospective use of network meta-analysis using formal statistical monitoring (by Adriani Nikolakopoulou, 23rd Cochrane Colloquium, Vienna, October 2015)

Investigating the impact of treatments with scarce evidence in network meta-analysis (by Anna Chaimani, 23rd Cochrane Colloquium, Vienna, October 2015)

The impact of publication bias and small study effects on the efficacy and ranking of antipsychotics (by Dimitris Mavridis, 23rd Cochrane Colloquium, Vienna, October 2015)

Prospective use of network meta-analysis using formal statistical monitoring (by Adriani Nikolakopoulou, 36th ISCB Annual Conference, Utrecht, August 2015)

Investigating the impact of treatments with scarce evidence in network meta-analysis (by Anna Chaimani, 36th ISCB Annual Conference, Utrecht, August 2015)

Evaluating the quality of evidence from a network meta-analysis (by Julian Higgins, *distinction* in the ISPOR 17th Annual European Congress, Amsterdam, November 2014)

Addressing publication bias in studies of antidepressant and antipsychotic drugs (in Greek by Dimitris Mavridis, 5th Hellenic Conference of the Forum of Public Health and Social Medicine, Thessaloniki, November 2014)

Evaluation of methodology in a study for generalized anxiety disorder (in Greek by Anna Chaimani, 5th Hellenic Conference of the Forum of Public Health and Social Medicine, Thessaloniki, November 2014)

Methodology for network meta-analysis in post-traumatic stress disorder (in Greek by Adriani Nikolakopoulou, 5th Hellenic Conference of the Forum of Public Health and Social Medicine, Thessaloniki, November 2014)

Missing data in clinical trials (in Greek by Orestis Efthimiou, 5th Hellenic Conference of the Forum of Public Health and Social Medicine, Thessaloniki, November 2014)

Evaluating the quality of evidence from a network meta-analysis (by Cinzia Del Giovane, 22nd Cochrane Colloquium, Hyderabad, September 2014)

Addressing continuous missing outcomes in pairwise and network meta-analysis (by Dimitris Mavridis, 35th ISCB Annual Conference, Vienna, August 2014)

Precision of the estimates from a Network Meta-analysis model and their role in planning future studies (by Adriani Nikolakopoulou, 35th ISCB Annual Conference, Vienna, August 2014)

A Markov model for network meta-analysis of studies with missing outcome data (by Orestis Efthimiou, 35th ISCB Annual Conference, Vienna, August 2014)

Understanding statistical analyses in network meta-analysis (presented at the 3-day workshop "How to appraise a network meta-analysis" by Anna Chaimani, Oxford, July 2014)

Network meta-analysis in Stata (presented at the 3-day workshop "How to appraise a network meta-analysis" by Anna Chaimani, Oxford, July 2014)

Writing the protocol for a network meta-analysis (presented at the 3-day workshop "How to appraise a network meta-analysis" by Anna Chaimani, Oxford, July 2014)

Network meta-analysis (by Dimitris Mavridis, Campell Colaboration Colloquium, Belfast, July 2014)

Evaluating the quality of evidence from a network meta-analysis (presented to the Multi-parameter Evidence Synthesis group by Anna Chaimani, Bristol, June 2014)

Methods to estimate the heterogeneity variance, its uncertainty and to draw inference on the meta-analysis summary effect (presented to the Statistical Methods Group by Argie Veroniki, 21st Cochrane Colloquium, Quebec City, September 2013)

Empirical evidence about inconsistency in complex networks of interventions (by Argie Veroniki, 21st Cochrane Colloquium, Quebec City, September 2013)

Network Meta-epidemiology: assessing the various impacts on the relative treatment effects and ranking of competing treatments (by Anna Chaimani, Methods Symposium of the Cochrane Collaboration, Quebec City, September 2013)

A selection model to explore whether publication bias is more likely in placebo-controlled trials compared to multi-arm and head-to-head trials (by Dimitris Mavridis, 21st Cochrane Colloquium, Quebec City, September 2013 and 34th ISCB Annual Conference, Munich, August 2013)

Using conditional power of network meta-analysis to inform the design of future clinical trials (by Adriani Nikolakopoulou, 34th ISCB Annual Conference, Munich, August 2013)

Evaluation of inconsistency in networks of Randomized Trials ( in Greek by Argie Veroniki, *distinction in the 3rd Hellenic Forum of Public Health and Social Medicine, Athens December 2012*)

The impact of control group risk in the relative effectiveness of interventions estimated in network meta-regression. (In Greek by Anna Chaimani)

The Impact of Trial Characteristics on Premature Discontinuation of Antipsychotics in Schizophrenia. (In Greek by Loukia Spineli)

Plenary talk at the 20th Cochrane Colloquium (by Georgia Salanti)

Bayesian implementation of a selection model for publication bias (by Dimitris Mavridis)

How MTM can challenge and advance the existing clinical evidence (by Georgia Salanti)

How to determine the best treatment : a multiple-treatments meta-analysis of trials of topical fluoride therapies for the prevention of dental caries (by Georgia Salanti)

Evaluation of novelty bias in multiple treatment meta-regression (by Georgia Salanti)

Exploring the Geometry of networks of Interventions (by Georgia Salanti)

### POSTERS

Endoscopic and open release similarly safe for the treatment of carpal tunnel syndrome. A systematic review and meta-analysis (by Adriani Nikolakopoulou, 23rd Cochrane Colloquium, Vienna, October 2015)

An empirical study investigating the extent of heterogeneity, inconsistency and potential limitations in published networks of interventions in 2013 (by Myrsini Gianatsi, 23rd Cochrane Colloquium, Vienna, October 2015)

Detecting outlying studies in meta-regression models using a forward search algorithm (by Dimitris Mavridis, 36th ISCB Annual Conference, Utrecht, August 2015)

Accounting for uncertainty due to ‘last observation carried forward’ outcome imputation in a meta-analysis model (by Orestis Efthimiou, 36th ISCB Annual Conference, Utrecht, August 2015)

The impact of control group risk in the relative effectiveness of interventions estimated in network meta-regression (by Anna Chaimani, 34th ISCB Annual Conference, Munich, August 2013)

Evaluation of inconsistency in networks of interventions (by Argie Veroniki, 34th ISCB Annual Conference, Munich, August 2013)

Exploring the applicability and adaptation of the GRADE system to results from Network Meta-Analysis: a pilot study (20^{th} Cochrane Colloquium October 2012, Auckland, New Zealand by Cinzia Del Giovane)

Reconstructing 2x2 contingency tables from odds ratios: difficulties, constraints and impact in meta-analysis results (by Argie Veroniki)

A meta-epidemiological approach for evaluating bias small-study effects in networks of interventions (by Anna Chaimani)

Exploring the implication of different dose effects on a network meta-analysis: application in multiple sclerosis (by Cinzia Del Giovane)