Frequencies for first 10,000 rows of gpmed1 variable in nhamcsed2011 dataset :

      Given in ED or Rx at discharge |      Freq.     Percent        Cum.
-------------------------------------+-----------------------------------
                               Blank |        112        1.12        1.12
Not applicable, no medication listed |      2,130       21.30       22.42
                        Given in  ED |      4,132       41.32       63.74
                     RX at discharge |      2,291       22.91       86.65
            Both given and RX marked |      1,335       13.35      100.00
-------------------------------------+-----------------------------------
                               Total |     10,000      100.00

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