ods listing close;
ods html path='c:\data' body='table.html';
proc tabulate data=clinic.admit format=4.1;
   var age;
   class sex actlevel / style={background=cx00FFFF};
   
   table sex*actlevel*age,mean /
         box={style={background=cx00FFFF}};
   keyword mean / style={background=cx00FFFF};
run;
ods html close;
ods listing;