Frequencies for first 10,000 rows of drg6ing1 variable in nhamcsed2003 dataset :

  ingredient code #1 for medication |
                                 #6 |      Freq.     Percent        Cum.
------------------------------------+-----------------------------------
                      acetaminophen |         32        0.32        0.32
                 aluminum hydroxide |          2        0.02        0.34
                  clidinium bromide |          1        0.01        0.35
                  diphtheria toxoid |          1        0.01        0.36
                          ephedrine |          1        0.01        0.37
                     ergocalciferol |          1        0.01        0.38
             fluticasone propionate |          1        0.01        0.39
                         folic acid |          1        0.01        0.40
                ipratropium bromide |          1        0.01        0.41
              multivitamins general |          2        0.02        0.43
                      multivitamins |          1        0.01        0.44
                   sulfamethoxazole |          2        0.02        0.46
                       trandolapril |          1        0.01        0.47
                                  . |      9,953       99.53      100.00
------------------------------------+-----------------------------------
                              Total |     10,000      100.00

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