R/data.R

In taehwa015/drRML: Double-robust inferences for difference in restricted mean lifetimes using pseudo-observations

#' GSE6532 cohort study data
#' 
#' GSE6532 cohort study data of tamoxifen treatment for breast cancer patients to compare average causal effect in terms of RML (Loi et al., 2007). 
#' The dataset consists of 374 breast cancer patients: 255 patients in the tamoxifen treatment  group and 119 patients in the control group. 
#' 
#' @name gse
#' @docType data
#' @keywords dataset
#' @format A data frame including 374 observations with 7 variables:
#' \describe{
#' \item{Y}{time-to-distant metastasis free in days.}
#' \item{Censor}{censoring indicator (1: distant metastasis, 0: censored).}
#' \item{Age}{age in year.}
#' \item{Grade}{Elston-Ellis grading system, 0 for non-cancer patients.}
#' \item{Size}{tumor size in centimeter.}
#' \item{Er}{estrogen receptor status excluding node (indicator of individual’s nodal status).}
#' \item{trt}{1: Tamoxifen treated group, 0: untreated group.}
#' }
#' @source \url{www.ncbi.nlm.nih.gov/geo/query/acc.cgi?acc=gse6532}
#' 
#' @references
#' Loi, S., Haibe-Kains, B., Desmedt, C., et al. (2007). Definition of clinically distinct molecular subtypes in estrogen receptor-positive breast carcinomas through genomic grade. \emph{Journal of clinical oncology}, \bold{25}(10), 1239--1246.
"gse"