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Statistical power for a mixed model of repeated measures with AR(1) correlation structure

The calculation is based on the method described in Lu, Luo, & Chen (2008) and the R function power.mmrm.ar1 of the package longpower (Donohue & Edland, 2013).


  • Donohue, M. C., & Edland, S. D. (2013). longpower: Power and sample size calculators for longitudinal data. R package version 1.0-10.
  • Lu, K., Luo, X., Chen, P.-Y. (2008) Sample size estimation for repeated measures analysis in randomized clinical trials with missing data. International Journal of Biostatistics, 4, (1)
manual/statistical_power_for_a_mixed_model_of_repeated_measures_with_ar_1_correlation_structure.txt · Last modified: 2015/04/17 13:36 (external edit)