Frequencies for first 10,000 rows of cebvd variable in nhamcsed2014 dataset :

       Does |
    patient |
      have: |
Cerebrovasc |
       ular |
disease/str |
  oke (CVA) |
         or |
  transient |
 ischemic a |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      9,721       97.21       97.21
        Yes |        279        2.79      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 11 Apr 2017