Frequencies for first 10,000 rows of htn variable in namcs2011 dataset :

       Does |
patient now |
      have: |
Hypertensio |
          n |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      7,233       72.33       72.33
        Yes |      2,767       27.67      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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