Frequencies for first 10,000 rows of crf variable in namcs2013 dataset :

       Does |
patient now |
      have: |
    Chronic |
      renal |
    failure |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      9,765       97.65       97.65
        Yes |        235        2.35      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017