* Import data from sas7bdat and drop a few columns;
LIBNAME SASDATA "/folders/myfolders";
DATA IVF;
	SET SASDATA.IVF;
	WHERE PER = 4;
	DROP IMP PER AGE;
RUN;

* Sort the data to be able to use later procedures on BY;
PROC SORT DATA=IVF;
	BY TRT;
RUN;

* Count per TRT;
PROC SUMMARY DATA=IVF PRINT;
	BY TRT;
RUN;

* Total count;
PROC SUMMARY DATA=IVF PRINT;
RUN;

* Confidence level for mean;
PROC MEANS DATA=IVF ALPHA=0.05 MEAN CLM;
	VAR AGEM;
RUN;

* Summary of lots of statistics with confidence 95%;
PROC UNIVARIATE DATA=IVF CIBASIC (alpha=0.05);
	VAR AGEM;
RUN;

* Nr of observations with a where clause;
PROC SUMMARY DATA=IVF PRINT;
	WHERE AGEM >= 40;
RUN;

proc reg data=IVF;
model AGEM= / cli alpha=0.05;
run;