Frequencies for first 10,000 rows of gpmed6 variable in nhamcsed2005 dataset :

   med 6 given in ed or rx at discharge |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
             medication was given in ed |        171        1.71        1.71
medication was prescribed (rx) at disch |        164        1.64        3.35
medication was both given in ed and rx  |         22        0.22        3.57
                 na (no drug mentioned) |      9,623       96.23       99.80
                                  blank |         20        0.20      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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