Frequencies for first 10,000 rows of med variable in nhamcsed2013 dataset :

Were medications given at this visit or |
            prescribed at ED discharge? |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                     No |      2,343       23.43       23.43
                                    Yes |      7,657       76.57      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 7 Nov 2016