Frequencies for first 10,000 rows of drg8ing1 variable in nhamcsed2003 dataset :

  ingredient code #1 for medication |
                                 #8 |      Freq.     Percent        Cum.
------------------------------------+-----------------------------------
                      acetaminophen |          9        0.09        0.09
                 aluminum hydroxide |          1        0.01        0.10
         calcium replacement agents |          1        0.01        0.11
                          carbidopa |          1        0.01        0.12
                           dextrose |          1        0.01        0.13
                      diphenoxylate |          1        0.01        0.14
                         dyphylline |          1        0.01        0.15
                     ergocalciferol |          1        0.01        0.16
             fluticasone propionate |          1        0.01        0.17
                hydrochlorothiazide |          1        0.01        0.18
              multivitamins general |          1        0.01        0.19
                   sulbactin sodium |          1        0.01        0.20
                   sulfamethoxazole |          1        0.01        0.21
                          vitamin c |          1        0.01        0.22
                        chondroitin |          1        0.01        0.23
                polymyxin b sulfate |          2        0.02        0.25
                     meperidine hcl |          1        0.01        0.26
                                  . |      9,974       99.74      100.00
------------------------------------+-----------------------------------
                              Total |     10,000      100.00

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