Frequencies for first 10,000 rows of edemoge variable in nhamcsed2005 dataset :

  does your |
         ed |
 electronic |
    medical |
     record |
     system |
    include |
    patient |
demographic |
     inform |      Freq.     Percent        Cum.
------------+-----------------------------------
        yes |      5,506       55.06       55.06
         no |        321        3.21       58.27
    unknown |         72        0.72       58.99
      blank |      4,101       41.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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