Frequencies for first 10,000 rows of gpmed8 variable in nhamcsed2005 dataset :

   med 8 given in ed or rx at discharge |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
             medication was given in ed |         55        0.55        0.55
medication was prescribed (rx) at disch |         49        0.49        1.04
medication was both given in ed and rx  |         14        0.14        1.18
                 na (no drug mentioned) |      9,876       98.76       99.94
                                  blank |          6        0.06      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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