Frequencies for first 10,000 rows of emedalge variable in nhamcsed2013 dataset :

  If computerized system for |
     clinical notes, do they |
  include comprehensive list |
                          of |      Freq.     Percent        Cum.
-----------------------------+-----------------------------------
                       Blank |     10,000      100.00      100.00
-----------------------------+-----------------------------------
                       Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 7 Nov 2016