Frequencies for first 10,000 rows of gpmed8 variable in nhamcsed2006 dataset :

   med 8 given in ed or rx at discharge |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
             medication was given in ed |         24        0.24        0.24
medication was prescribed (rx) at disch |         14        0.14        0.38
medication was both given in ed and rx  |          1        0.01        0.39
                 na (no drug mentioned) |      9,954       99.54       99.93
                                  blank |          7        0.07      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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