Frequencies for first 10,000 rows of ehrwho6er variable in nhamcsed2010 dataset :

       Orders for |
prescriptions and |
    lab tests not |
        submitted |
 electronically - |
           edited |      Freq.     Percent        Cum.
------------------+-----------------------------------
               -9 |     10,000      100.00      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

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