/***********************************************
    This program generates dataset surgery,
    dealing with complications following surgery
    *******************************************/

FILENAME surgery URL "http://staff.pubhealth.ku.dk/~linearpredictors/datafiles/Surgery.csv";

PROC FORMAT;
    VALUE surgtypef
        1 = "Orthopedic"
        2 = "Gynecological"
        3 = "Abdominal";
    VALUE blockingf
        1 = "Pancuronium"
        2 = "Vecuronium"
        3 = "Atracurium";
    VALUE longactf
        0 = "No"
        1 = "Yes";
RUN;

DATA surgery;
    INFILE surgery DLM=';' FIRSTOBS=2;
    INPUT age surgtype blocking longact duration tofratio complication;
        
    FORMAT surgtype surgtypef. ;
    FORMAT blocking blockingf. ;
    FORMAT longact longactf. ;
    LABEL
        surgtype = "Type of Surgery"
        blocking = "Blocking agent"
        longact="Long acting drug";
RUN;