cgr_helper {cgrcusum}  R Documentation 
This function calculates the value of the CGRCUSUM at one specified timepoint
cgr_helper(data, ctime, coxphmod, cbaseh, displaypb = FALSE)
data 
data frame containing the following named columns:

ctime 
construction time (single) at which the value of the chart should be determined. 
coxphmod 
a cox proportional hazards regression model as produced by
the function 
cbaseh 
a function which returns the non riskadjusted cumulative
baseline hazard 
displaypb 
(optional) boolean indicating whether a progress bar should be displayed 
A list containing the following:
$val value of CGRCUSUM at specified time point
$theta value at corresponding time of the MLE \hat{\theta}_t
$starttime time from which individuals contribute to the chart S_\nu
Daniel Gomon
#TODO