Frequencies for first 10,000 rows of gpmed4 variable in nhamcsed2015 dataset :

  Medication #4 given in ED or Rx at |
                           discharge |      Freq.     Percent        Cum.
-------------------------------------+-----------------------------------
                               Blank |         95        0.95        0.95
Not applicable, no medication listed |      7,572       75.72       76.67
                        Given in  ED |      1,362       13.62       90.29
                     RX at discharge |        810        8.10       98.39
            Both given and RX marked |        161        1.61      100.00
-------------------------------------+-----------------------------------
                               Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017