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

         Does your ED have a |
     computerized system for |
        reconciling lists of |
             patients' medic |      Freq.     Percent        Cum.
-----------------------------+-----------------------------------
                     Unknown |        497        4.97        4.97
         Yes, used routinely |      8,291       82.91       87.88
 Yes, but NOT used routinely |        436        4.36       92.24
                          No |        776        7.76      100.00
-----------------------------+-----------------------------------
                       Total |     10,000      100.00

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