Frequencies for medsurg variable in drg1996 dataset :

Medical/Sur |
 gical Flag |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         21        4.24        4.24
        MED |        256       51.72       55.96
       SURG |        218       44.04      100.00
------------+-----------------------------------
      Total |        495      100.00

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