updating readme

README.Rmd

 ---
 title: "AIDS Clinical Trial Group (ACTG) Study Dataset"
 author: "Sara Levintow"
-date: "8/28/2017"
+date: "10/6/2017"
 output: md_document
 ---
 # AIDS Clinical Trial Group (ACTG) Study Dataset #
@@ -31,16 +31,18 @@ knitr::opts_chunk$set(echo = TRUE)
 * male: 1=male, 0=female
 * black: 1=black, 0=non-black
 * hispanic: 1=hispanic, 0=non-hispanic
-* idu: 1=history of injection drug use, 0=no history
+* idu: numeric variable for exposure (1=history of injection drug use, 0=no history)
+* idu_f: factor variable for exposure (1=history of injection drug use, 0=no history)
 * art: 1=triple therapy, 0=double therapy
-* delta: 1=endpoint (AIDS or death), 0=no endpoint
-* drop: 1=loss to follow up, 0=not
 * r: 1=in subcohort, 0=not
 * age: years of age at randomization
 * karnof: Karnofsky score (100=normal, 0=dead)
 * days: days from randomization to endpoint of censoring
 * cd4: CD4 count in cells/mm^3 at randomization
 * stop: day therapy stopped, missing if not stopped
+* Y: time of event (AIDS or death)
+* C1: time of censoring due to drop-out
+* C2: time of censoring not due to drop-out
 
 ### Notes ###
 

README.md

@@ -18,16 +18,20 @@ You can install the package from Bitbucket
 -   male: 1=male, 0=female
 -   black: 1=black, 0=non-black
 -   hispanic: 1=hispanic, 0=non-hispanic
--   idu: 1=history of injection drug use, 0=no history
+-   idu: numeric variable for exposure (1=history of injection drug use,
+    0=no history)
+-   idu\_f: factor variable for exposure (1=history of injection drug
+    use, 0=no history)
 -   art: 1=triple therapy, 0=double therapy
--   delta: 1=endpoint (AIDS or death), 0=no endpoint
--   drop: 1=loss to follow up, 0=not
 -   r: 1=in subcohort, 0=not
 -   age: years of age at randomization
 -   karnof: Karnofsky score (100=normal, 0=dead)
 -   days: days from randomization to endpoint of censoring
 -   cd4: CD4 count in cells/mm^3 at randomization
 -   stop: day therapy stopped, missing if not stopped
+-   Y: time of event (AIDS or death)
+-   C1: time of censoring due to drop-out
+-   C2: time of censoring not due to drop-out
 
 ### Notes