including mixed-effects linear regression, mixed-effects logistic regression
for nominal or ordinal outcomes, mixed-effects probit regression
for ordinal outcomes, mixed-effects Poisson regression, and mixed-effects
grouped-time survival analysis.These models are also called multilevel
models, hierarchical linear models, random-effects models, and random
coefficients models, to name a few.
The statistical research presented in this website is based on the collaborative effort of Donald Hedeker and Robert D. Gibbons of the University of Illinois at Chicago.
The computer programs were written by Don, with user interfaces designed
and implemented by Discerning