is chi square significant in a cox regression? which covariate is not significant what is the significance of df in cox regression how to interpret log likelihood in cox what covariates make a cox regression significant when a covariate isn't significant, what is the significance? what log likelihood is a cox regression chi square for df in cox regression cox regression chi square which factor is not a significant covariate in a cox regression? why is the chi square significant for cox regression? cox regression interpretation does cox regression show df sig what is the log likelihood of the cox regression which covariates come out as significant what is the chi square and sig of a cox regression what is the chi square in cox regression what is the significance of the cox coefficient of risk (a) in r when covariate significance is not significant what test do i need to interpret covariates in a logistic regression