This data set contains time dependent covariates for the
ScoreInd time to event data.
A data.frame containing 1 row per subject-visit
IdThe Subject Id
startThe covariate given in each row are for a given subject from time 'start'...
end... until time end
W1The value of a (binary) time dependent variable for the subject with the given 'Id' between times 'start' and 'end'
W2The value of a (continuous) time dependent variable for the subject with the given 'Id' between times 'start' and 'end'