Power Analysis for Longitudinal Data
Calculate statistical power for linear mixed-effects models with dropout. Supports null hypothesis, non-inferiority, and equivalence tests.
Power Contour
Explore how statistical power varies across two parameters simultaneously. Select any two parameters from the dropdowns to visualize their relationship and discover optimal parameter combinations.
Axes
Ranges
Explore the Model
Use the tabs below to explore model implied parameters and assumptions.
Proportion Remaining
This plot shows the proportion of participants remaining at each time point. The dropout process is monotonic, with no intermittent missing data.
Analysis & Export
View detailed analysis summary, share your configuration, or export for later use.
Analysis Summary
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Import Analysis
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