Frequencies for medsurg variable in drg2007 dataset :

Medical/Sur |
 gical Flag |      Freq.     Percent        Cum.
------------+-----------------------------------
            |        126       21.76       21.76
        MED |        219       37.82       59.59
       SURG |        234       40.41      100.00
------------+-----------------------------------
      Total |        579      100.00

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