This function uses the contrast
function from rms to
find the threshold for significance from interactions.
Arguments
- object
A fitted rms object
- predList
TODO
- contrastList
TODO
- xvar
TODO
- varyvar
TODO
- varyvar.levels
TODO
- xlab
optional
- ylab
TODO
- ratio
TODO
- xlim
TODO
- ylim
TODO
- xbreaks
TODO
- xlabels
optional
- scale.x
optional
- scale.y
optional
- starts
Number of starting values to try between the lower and upper bounds.