Frequencies for first 10,000 rows of gpmed5 variable in nhamcsed2006 dataset :

   med 5 given in ed or rx at discharge |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
             medication was given in ed |        293        2.93        2.93
medication was prescribed (rx) at disch |        200        2.00        4.93
medication was both given in ed and rx  |         15        0.15        5.08
                 na (no drug mentioned) |      9,471       94.71       99.79
                                  blank |         21        0.21      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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