Webinars
Explore our webinars to learn about sample size determination and optimixng clinical trial design
Sample Size for Frequentist and Bayesian Statistical Intervals
Learn about sample size determination for various statistical intervals in clinical trials: Confidence, prediction, and Bayesian credible intervals
Bayesian Sample Size
Sample Size for Frequentist and Bayesian Statistical Intervals
Free on-demand webinar: Learn sample size determination for statistical intervals with Paul Murphy. Master confidence, prediction, and Bayesian intervals for clinical trials
Bayesian Sample Size
Clinical Trial Design Trends for 2025
Explore 2025 trends in clinical trial design, including adaptive design, Bayesian analysis, and improving trial coverage in rare diseases.
Bayesian Sample Size
Alternatives to Power for Sample Size Determination
Guide to alternatives to Power for sample size—learn key techniques, benefits, & examples to enhance study design and accuracy
Sample Size/Power
Power for Complex Hypotheses in Clinical Trials
Your guide to designing clinical trials around complex hypotheses, including non-inferiority, superiority, and equivalence testing.
Sample Size/Power
A Guide to Sample Size for Pilot Studies
Common rules of thumb for pilot study size, sample size determination, and internal pilot studies for blinded sample size re-estimation
Sample Size/Power
A Guide to Choosing the Effect Size for Sample Size Calculation
In this guide you will learn about the importance of effect size, MCID, sensitivity analysis, & assurance
Other Topics
A Guide to Powering Phase IV Clinical Trials
Learn about the importance of Phase IV clinical trials, design considerations, and sample size determination in post-marketing surveillance studies.
Sample Size/Power
Design and Evaluation of Complex Sequential Analysis Trials
A guide to the design and evaluation of complex sequential analysis trials, including survival analysis, simulation, and adaptive design choices
Sample Size/Power
Exploring Survival Analysis Designs for Clinical Trials
Complexities of survival analysis in clinical trials, focusing on power calculations, sample size determination, and handling non-proportional hazards.
Sample Size/Power
A Guide to Sample Size and Power for Non-Parametric Analysis
Learn key strategies and techniques to optimize sample sizes for robust statistical analysis in non-parametric studies.
Milestone Prediction
A Guide to Projecting How Long Your Trial Will Take
[Guide] How simulations can be used to model and project the time needed to reach an enrollment or event milestone
Adaptive Design
2024 Trends in Clinical Trial Design
Explore 2024 trends in clinical trial design and emerging technologies shaping the future of adaptive and decentralized trials.
Sample Size/Power
Clinical Trial Design | 2023's most popular topics
Discover 2023's top clinical trial design topics, including sample size calculation and adaptive designs
Adaptive Design
Trial Design Issues for Phase II Trials
Learn about Phase II trial design, including key methodologies like Simon’s Design, Bryant & Day Design, and MCP-Mod, to improve clinical trial outcomes.
Other Topics
A Practical Guide to Randomization in Clinical Trials
Learn about the importance of randomization in clinical trials, its impact on power, and practical strategies for generating randomization lists
Adaptive Design
A Practical Guide to Sequential Design
Master the essentials of sequential design in clinical trials with this guide focusing on cost-efficiency and early stopping based on interim results.
Sample Size/Power
A Guide to Sample Size for Measures of Association
Learn how to determine sample sizes for correlation, agreement, and diagnostic measures in clinical trials with expert insights on statistical methods.
Sample Size/Power
Dealing with Uncertainty in Sample Size Determination
Strategies for dealing with uncertainty in sample size determination, focusing on pilot studies, model selection, & practical equivalence
Sample Size/Power
A Guide to Sample Size for Categorical Endpoints
Learn about sample size determination methods for categorical data in clinical trials, including binary, ordered, and contingency table data
Sample Size/Power
A Guide to Sample Size for Regression Models
A guide to sample size calculations for various regression models in clinical trials, including mixed-effects models and clinical prediction models
Sample Size/Power
nQuery is now part of Dotmatics
To our Statsols customers, for more than 20 years Statsols has worked with researchers and biostatisticians around the world to make clinical trials faster, less costly and more successful through our trial design platform nQuery.
Sample Size/Power
A Guide to Sample Size for Non-Inferiority Studies
Explore common challenges faced when designing and conducting clinical trials with sample size re-estimation (SSR)
Adaptive Design
Guide to Sample Size Re-Estimation in Clinical Trials
Learn how to use sample size re-estimation (SSR) to overcome common challenges faced when designing, optimizing and conducting clinical trials.
Bayesian Sample Size
A Guide to Improving Sample Size Using Bayesian Thinking
A Guide to using Bayesian thinking to improve sample size determination in clinical trials by incorporating parameters for more accurate results
Sample Size/Power
A Guide to Sample Size for Statistical Intervals
A guide to sample size determination for statistical intervals - confidence, prediction, tolerance, and Bayesian
Adaptive Design
Advanced Sample Size Determination for Counts and Rates
Learn about advanced sample size determination for counts and rates, overcoming challenges like overdispersion and unequal follow-up.
Sample Size/Power
Crossover & Cluster Randomized Trials
We explore crossover & cluster randomized trials as alternative study designs and randomization schemes.
Sample Size/Power
Overcoming Challenges in Survival Analysis
Strategies to address the challenges in survival analysis, including non-proportional hazards and prediction models.
Milestone Prediction
A New Tool for Clinical Trial Milestone Predictions
Discover a new tool, nQuery Predict, for accurately forecasting clinical trial milestones and optimizing trial efficiency with real-time data insights.
Adaptive Design
Sample Size for Oncology Trials
Oncology trials rely on sample size, survival analysis, delayed effects, and adaptive design. This webinar offers an overview of these key elements.
Bayesian Sample Size
Bayesian Approaches to Interval Estimation & Hypothesis testing
Discover Bayesian approaches to interval estimation and hypothesis testing for optimizing clinical trials.
Adaptive Design
Design and Sample Size for Vaccine Trials
Explore the complexities of vaccine trial design, focusing on COVID-19 trials. Learn about sample size, safety considerations, and design innovations.
Adaptive Design
Phase II Oncology Trial Designs
Learn about adaptive solutions for unique Phase II oncology trial designs, including Simon’s, Bryant & Day, Lin & Shih's, and MAMS Group Sequential Designs in our on-demand webinar.
Sample Size/Power
Choosing the right sample size method
Explore proportions options, flexible survival analysis, and non-proportional hazards in this insightful webinar.
Adaptive Design
Adaptive Designs for Phase II Trials
Learn how adaptive designs can make Phase II trials faster and more cost-effective, ensuring timely and successful drug development
Sample Size/Power
Flexible Clinical Trial Design
Learn about flexible clinical trial designs including survival analysis, stepped-wedge, and MAMS designs for more efficient and adaptive trials.
Adaptive Design
Designing MAMS Trials
Learn about Multi-Arm Multi-Stage (MAMS) trial design and its advantages in clinical trials, including efficient evaluation and reduced sample sizes.
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