| asglht | Coerce object of class 'tukeytrend' to 'glht' |
| combtt | Combine several pobjects of class 'tukeytrend' |
| dosescale | Rescaling dose variables acc. to Tukey et al. (1985) |
| dosescalett | Rescaling dose variables acc. to Tukey et al. (1985) |
| lmer2lm | Coerce objects of class lmerMod or lme to lm |
| tukeytrendfit | Fit multiple marginal models by updating a given fitted model object with re-scaled dose variable. |
| tukeytrendformula | Fit multiple marginal models with differently re-scaled dose variable. |