Frequencies for medsurg variable in drg2001 dataset :

Medical/Sur |
 gical Flag |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         19        3.72        3.72
        MED |        269       52.64       56.36
       SURG |        223       43.64      100.00
------------+-----------------------------------
      Total |        511      100.00

by Jean Roth , jroth@nber.org , 22 Apr 2016