Frequencies for first 10,000 rows of med variable in nhamcsopd1999 dataset :

       were |
medications |
ordered/pro |
     vided? |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      3,748       37.48       37.48
        Yes |      6,252       62.52      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016