Frequencies for medsurg variable in drg1994 dataset :

Medical/Sur |
 gical Flag |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         21        4.25        4.25
        MED |        256       51.82       56.07
       SURG |        217       43.93      100.00
------------+-----------------------------------
      Total |        494      100.00

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