Error in limits.and.aspect(default.prepanel, prepanel = prepanel, have.xlim = have.xlim, :
need at least one panel
In addition: Warning message:
In plot.markov_msm(pred1, strata = ~nodes + size, xlab = "Years since surgery", :
More than one set of covariates; covariates have been standardised
https://github.com/mclements/rstpm2/blob/f511b0002fa2c361ff4f19e54b5821291ec7f182/man/markov_msm.Rd#L385
Error in limits.and.aspect(default.prepanel, prepanel = prepanel, have.xlim = have.xlim, : need at least one panel In addition: Warning message: In plot.markov_msm(pred1, strata = ~nodes + size, xlab = "Years since surgery", : More than one set of covariates; covariates have been standardised