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

  Does your ED use an electronic |
         medical record (EMR) or |
       electronic health record  |      Freq.     Percent        Cum.
---------------------------------+-----------------------------------
                           Blank |     10,000      100.00      100.00
---------------------------------+-----------------------------------
                           Total |     10,000      100.00

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