Displaying 1 result from an estimated 1 matches for "bandhazard".
2011 Jun 16
0
coxph: cumulative mortality hazard over time with associated confidence intervals
...(1.96*sqrt(M1$var[1]))
NBHIGHCI <- basehazard * exp(-1.96*sqrt(M1$var[1]))
# I applied the following equation H0*exp(Beta*X) to get to the
cumulative hazard over time (covariate level 1) for females, In # this
case X=1, and Beta is the regression coefficient from the coxph model
(M1$coef[1])
bandhazard <- basehazard * exp(M1$coef[1]*1)
BLOWCI <- bandhazard * exp(1.96*sqrt(M1$var[1]))
BHIGHCI <- bandhazard * exp(-1.96*sqrt(M1$var[1]))
# then the cumulative hazard plot with associated confidence intervals
for males and females
Time <- basehaz(M1, centered=FALSE)[,2]
plot(Time, ba...