oceCoxph {oceCens}

Estimate win ratio or Mann-Whitney parameter using Cox Proportional Hazards

Description

Usually called from within oceTest, but useful for getting coxph output details or customizing graphics. Estimation done using coxph (partial likelihood methods).

Usage

oceCoxph(oceData)

Arguments

oceData

output from oceFormat

Value

An oceCoxph object, which is a list with the following elements (where Yg=ordered composite endpoint score for group=g):

oceNames

long names for each of the ordered endpoints

TAU

maximum of all the time-to-event variables (even censored ones)

coxOutput

output from coxph function

int01

estimate of P[Y0>Y1]

int10

estimate of P[Y1>Y0]

WR

win ratio, estimate of P[Y1>Y0]/P[Y0>Y1]

MW

desirability of outcome ranking, estimate of P[Y1>Y0]+(1/2)P[Y1=Y0]

See Also

For an example using plotting see plot.oceCoxph. For Cox regression with other covariates, see vignette("Using oceCens",package="oceCens").