A longitudinal assessment of trial protocols approved by research ethics committees: The Adherance to SPIrit REcommendations in the UK (ASPIRE-UK) study.
Journal article
Speich B. et al, (2022), Trials, 23
Reporting quality of clinical trial protocols: a repeated cross-sectional study about the Adherence to SPIrit Recommendations in Switzerland, CAnada and GErmany (ASPIRE-SCAGE).
Journal article
Gryaznov D. et al, (2022), Bmj open, 12
Nonregistration, discontinuation, and nonpublication of randomized trials: A repeated metaresearch analysis.
Journal article
Speich B. et al, (2022), Plos med, 19
A trial platform to assess approved SARS-CoV-2 vaccines in immunocompromised patients: first sub-protocol for a pilot trial comparing the mRNA vaccines Comirnaty® and COVID-19 mRNA Vaccine Moderna®
Journal article
Speich B. et al, (2021), Trials, 22
Reporting quality of trial protocols improved for non-regulated interventions but not regulated interventions: a repeated cross-sectional study.
Journal article
Lohner S. et al, (2021), J clin epidemiol
A meta-research study revealed several challenges in obtaining placebos for investigator-initiated drug trials.
Journal article
Speich B. et al, (2021), J clin epidemiol, 131, 70 - 78
One mean to rule them all? The arithmetic mean based egg reduction rate can be misleading when estimating anthelminthic drug efficacy in clinical trials.
Journal article
Moser W. et al, (2020), Plos negl trop dis, 14
Impact of a short version of the CONSORT checklist for peer reviewers to improve the reporting of randomised controlled trials published in biomedical journals: study protocol for a randomised controlled trial.
Journal article
Speich B. et al, (2020), Bmj open, 10
Design, Analysis and Reporting of Multi-Arm Trials and Strategies to Address Multiple Testing
Journal article
ODUTAYO A. et al, (2019), International journal of epidemiology
Comparison of randomized controlled trials discontinued or revised for poor recruitment and completed trials with the same research question: a matched qualitative study
Journal article
Briel M. et al, (2019), Trials
Adequate reporting of the sample size calculation in surgical randomized controlled trials
Journal article
Speich B., (2019), Surgery
Effect of Combination l-Citrulline and Metformin Treatment on Motor Function in Patients With Duchenne Muscular Dystrophy
Journal article
Hafner P. et al, (2019), Jama network open, 2, e1914171 - e1914171
Longitudinal evaluation of the reporting quality of clinical trial protocols - evidence for improvement?
Conference paper
Gryaznov D. et al, (2019), Trials, 20
What proportion of ethically approved randomised clinical trials can be found in a trial registry?
Conference paper
Speich B. et al, (2019), Trials, 20
A scoping review showed that several non-validated budget planning tools for randomised trials are available
Journal article
Speich B. et al, (2019), Journal of clinical epidemiology
Prophylactic Intraperitoneal Onlay Mesh Following Midline Laparotomy-Long-Term Results of a Randomized Controlled Trial.
Journal article
Glauser PM. et al, (2019), World j surg, 43, 1669 - 1675
Reporting Quality of Journal Abstracts for Surgical Randomized Controlled Trials Before and After the Implementation of the CONSORT Extension for Abstracts.
Journal article
Speich B. et al, (2019), World j surg
Marginal structural models and other analyses allow multiple estimates of treatment effects in randomized clinical trials: Meta-epidemiological analysis.
Journal article
Ewald H. et al, (2019), J clin epidemiol, 107, 12 - 26
Current use and costs of electronic health records for clinical trial research: a descriptive study.
Journal article
Mc Cord KA. et al, (2019), Cmaj open, 7, E23 - E32