Frequencies for first 10,000 rows of ewhounko variable in nhamcsopd2011 dataset :

  At your OPD, if |
       orders for |
 prescr/lab tests |
        submitted |
  electronically, |
       who submit |      Freq.     Percent        Cum.
------------------+-----------------------------------
Box is not marked |     10,000      100.00      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

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