seqlr.find.cutoff.prog {SubgrpID}

seqlr.find.cutoff.prog

Description

Find cutoff for prognostic case.

Usage

seqlr.find.cutoff.prog(
  data,
  yvar,
  censorvar,
  xvar,
  type,
  class.wt,
  dir,
  nsubj,
  min.sigp.prcnt
)

Arguments

data

input data frame.

yvar

response variable name.

censorvar

censoring variable name.

xvar

name of predictor for which cutpoint needs to be obtained.

type

"c" continuous; "s" survival; "b" binary.

class.wt

vector of length 2 used to weight the accuracy score , useful when there is class imbalance in binary data defaults to c(1,1).

dir

direction of cut.

nsubj

number of subjects.

min.sigp.prcnt

desired proportion of signature positive group size for a given cutoff.

Details

Find cutoff for prognostic case.

Value

the optimal score (p-value of main effect) for a predictor variable.