Frequencies for first 10,000 rows of gpmed6 variable in nhamcsed2006 dataset :

   med 6 given in ed or rx at discharge |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
             medication was given in ed |        129        1.29        1.29
medication was prescribed (rx) at disch |         88        0.88        2.17
medication was both given in ed and rx  |          8        0.08        2.25
                 na (no drug mentioned) |      9,760       97.60       99.85
                                  blank |         15        0.15      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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