Frequencies for first 10,000 rows of drg6ing1 variable in nhamcsed2004 dataset :

  ingredient code #1 for medication |
                                 #6 |      Freq.     Percent        Cum.
------------------------------------+-----------------------------------
                      acetaminophen |         22        0.22        0.22
                 aluminum hydroxide |          3        0.03        0.25
                        amoxicillin |          1        0.01        0.26
                            amylase |          1        0.01        0.27
                            aspirin |          1        0.01        0.28
           benazepril hydrochloride |          2        0.02        0.30
                             biotin |          1        0.01        0.31
                          carbidopa |          1        0.01        0.32
                      diphenoxylate |          1        0.01        0.33
                  diphtheria toxoid |          1        0.01        0.34
                        epinephrine |          2        0.02        0.36
                     ergocalciferol |          1        0.01        0.37
                          estrogens |          1        0.01        0.38
             fluticasone propionate |          2        0.02        0.40
                         folic acid |          1        0.01        0.41
                        guaifenesin |          5        0.05        0.46
                hydrochlorothiazide |          2        0.02        0.48
                ipratropium bromide |          2        0.02        0.50
                         lovastatin |          1        0.01        0.51
              measles virus vaccine |          2        0.02        0.53
              multivitamins general |          4        0.04        0.57
                      phenobarbital |          2        0.02        0.59
                   sulbactin sodium |          1        0.01        0.60
                   sulfamethoxazole |          1        0.01        0.61
                         zidovudine |          1        0.01        0.62
                  vitamin b complex |          1        0.01        0.63
                        polymyxin b |          1        0.01        0.64
                polymyxin b sulfate |          4        0.04        0.68
               dextromethorphan hbr |          1        0.01        0.69
              clavulanate potassium |          1        0.01        0.70
                piperacillin sodium |          1        0.01        0.71
                                  . |      9,929       99.29      100.00
------------------------------------+-----------------------------------
                              Total |     10,000      100.00

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