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glrt (version 2.0)

Generalized Logrank Tests for Interval-censored Failure Time Data

Description

Functions to conduct four generalized logrank tests and a score test under a proportional hazards model

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Version

Install

install.packages('glrt')

Monthly Downloads

11

Version

2.0

License

GPL-2

Maintainer

Qiang Zhao

Last Published

January 1st, 2015

Functions in glrt (2.0)

Aintmap

Create A matrix and intmap
Bisect

An implementation of the bisection algorithm for root finding
Chisqstat3

Compute the chi-square test statistic and degrees of freedom for test gLRT3
PMGA

Implement the pool monotone group algorithm
ModifiedEMICM

Estimate the distribution function using the hybrid EM-ICM approach
AlphaCross

Compute a matrix of at-risk indicators
Linkfunc

A link function used in tests gLRT2, gLRT3, and gLRT4
LinkfuncDir

Direvative of the link function
VarScoreStat

Compute the estimate of the covariance of the test statistic in the score test
Teststat3

Compute the test statistic in test gLRT3
cmv

Interval-censored data for times to cytomegalovirus (CMV) shedding in blood and urine
gLRT

Do one of the four generalized logrank tests or a score test for interval-censored data
ModifiedEMICMmac

An interval function in package "Icens"
gLRT2

Conduct a generalized logrank test for interval-censored data
glrt-package

Generalized logrank tests for interval-censored failure time data
diabetes

Interval-censored data for time from onset of diabetes to the onset of diabetic nephronpathy
Teststat1

Compute the test statistic in test gLRT1
CensorType

Determine types of censoring based on censoring intervals
Var3

Compute the estimate of the covariance of the test statistic in test gLRT3
rescaleP

Rescale pvec in function Bisect
gLRT3

Conduct a generalized logrank test for interval-censored data
gLRT4

Conduct a generalized logrank test for interval-censored data
ScoreStat

Compute the test statistic of the score test
ScoreTest

Do a score test under the proportional hazards model for interval-censored data
gLRT1

Conduct a generalized logrank test for interval-censored data
cosmesis

Interval-censored data for time taken until cosmetic deterioration of breast cosmesis
StartEnd

Compute the indices for the end points of censoring intervals
Var1

Compute the estimate of the covariance of the statistic in test gLRT1
Teststat4

Compute the test statistic in test gLRT4
Var2

Compute the estimate of the covariance of the test statistic in test gLRT2
Teststat2

Compute the test statistic in test gLRT2