ex2.1 vr_dataset

libname SOURCE  "/folders/myfolders/Miniprojet/source";    /* endroit où se trouvent tous les datasets sources et les formats */
options fmtsearch=( SOURCE  WORK);
options ls=256;

libname DATASET "/folders/myfolders/Miniprojet/DataSet";

/*question 1*/
DATA DataSet.DM;
SET SOURCE.demography;
ATTRIB AGE_TODAY /*création de l'attribut "AGE_TODAY" */
        LABEL="AGE TODAY"
        LENGTH=3; /*taille de l'attribut "AGE_TODAY" */
AGE_TODAY=year(today()) - BIRTHDTYY ; /*calcule de l'age en fonction de la ddn et de la date actuelle*/
PROC PRINT DATA=DATASET.DM NOOBS LABEL;
RUN;

/*question 2*/
DATA DataSet.fusion;
MERGE DATASET.DM (IN=SUBJID)
      source.treatment_assignment (IN=SUBJID);
PROC PRINT DATA=fusion;
RUN;