Frequencies for first 10,000 rows of gpmed6 variable in nhamcsed2007 dataset :

med 6 given in ed or rx at discharge |      Freq.     Percent        Cum.
-------------------------------------+-----------------------------------
                               blank |         22        0.22        0.22
not applicable, no medication listed |      9,536       95.36       95.58
                        given in  ed |        231        2.31       97.89
                     rx at discharge |        198        1.98       99.87
            both given and rx marked |         13        0.13      100.00
-------------------------------------+-----------------------------------
                               Total |     10,000      100.00

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