Maximin Efficiencies under Treatment-Dependent Costs and Outcome Variances for Parallel, AA/BB, and AB/BA Designs

Table 5

Asymptotic variances of the ML estimator of the treatment effect and treatment by period interaction effect for different designs under heterogeneity of outcome variances.

Design
Crossover design
Parallel design		na
Extended parallel design

Note. ; na: not applicable.