Frequencies for medsurg variable in drg1989 dataset :

Medical/Sur |
 gical Flag |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         20        4.19        4.19
        MED |        252       52.83       57.02
       SURG |        205       42.98      100.00
------------+-----------------------------------
      Total |        477      100.00

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