Frequencies for first 10,000 rows of injr2 variable in nhamcsed2011 dataset :

  Recode of |
     INJURY |
      using |
   modified |
        OAE |
 definition |
       with |
 any-listed |
    reason, |
  cause of  |      Freq.     Percent        Cum.
------------+-----------------------------------
         No |      7,014       70.14       70.14
        Yes |      2,986       29.86      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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