Frequencies for first 10,000 rows of drg1ing1 variable in nhamcsopd2004 dataset : ingredient code #1 for medication | #1 | Freq. Percent Cum. ------------------------------------+----------------------------------- undetermined | 7 0.07 0.07 levonorgestrel | 14 0.14 0.21 acetaminophen | 212 2.12 2.33 acetate ion | 1 0.01 2.34 alcohol | 1 0.01 2.35 aluminum hydroxide | 4 0.04 2.39 amino acids | 1 0.01 2.40 amoxicillin | 52 0.52 2.92 antipyrine | 4 0.04 2.96 aspirin | 1 0.01 2.97 benazepril hydrochloride | 2 0.02 2.99 benzocaine | 1 0.01 3.00 benzoyl peroxide | 2 0.02 3.02 benzyl alcohol | 1 0.01 3.03 boric acid | 1 0.01 3.04 brompheniramine | 3 0.03 3.07 calcium replacement agents | 2 0.02 3.09 calcium | 2 0.02 3.11 calcium carbonate | 1 0.01 3.12 calcium ion | 6 0.06 3.18 calcium pantothenate | 1 0.01 3.19 camphor | 1 0.01 3.20 carbidopa | 4 0.04 3.24 casanthranol | 1 0.01 3.25 casein | 2 0.02 3.27 chloroxylenol | 1 0.01 3.28 chlorpheniramine | 3 0.03 3.31 cilastatin sodium | 1 0.01 3.32 clotrimazole | 4 0.04 3.36 coal tar | 1 0.01 3.37 codeine | 1 0.01 3.38 cyclophosphamide | 1 0.01 3.39 cytarabine | 1 0.01 3.40 dexamethasone | 4 0.04 3.44 dextromethorphan | 6 0.06 3.50 dextrose | 1 0.01 3.51 diphenoxylate | 4 0.04 3.55 diphtheria toxoid | 68 0.68 4.23 doxylamine | 1 0.01 4.24 epinephrine | 5 0.05 4.29 ergocalciferol | 324 3.24 7.53 estrogens | 3 0.03 7.56 fluoride | 10 0.10 7.66 fluticasone propionate | 22 0.22 7.88 folic acid | 2 0.02 7.90 glipizide | 1 0.01 7.91 glyburide | 4 0.04 7.95 guaifenesin | 17 0.17 8.12 hepatitis b vaccine | 3 0.03 8.15 hydrochlorothiazide | 20 0.20 8.35 hydrocortisone | 12 0.12 8.47 insulin | 4 0.04 8.51 ipratropium bromide | 5 0.05 8.56 iron preparations | 6 0.06 8.62 lactic acid | 1 0.01 8.63 lanolin | 2 0.02 8.65 lovastatin | 1 0.01 8.66 measles virus vaccine | 13 0.13 8.79 mineral oil | 13 0.13 8.92 minerals | 3 0.03 8.95 multivitamins general | 57 0.57 9.52 multivitamins | 2 0.02 9.54 norethindrone | 3 0.03 9.57 norgestrel | 4 0.04 9.61 nystatin | 1 0.01 9.62 papain | 3 0.03 9.65 penicillin g procaine | 1 0.01 9.66 pheniramine | 1 0.01 9.67 polyethylene glycol | 1 0.01 9.68 pseudoephedrine | 4 0.04 9.72 pyrethrins | 1 0.01 9.73 scopolamine hbr | 2 0.02 9.75 sodium bicarbonate | 5 0.05 9.80 sodium chloride | 1 0.01 9.81 sodium phosphate | 1 0.01 9.82 sulbactin sodium | 1 0.01 9.83 sulfamethoxazole | 36 0.36 10.19 urea | 1 0.01 10.20 vitamin c | 1 0.01 10.21 vitamin e | 1 0.01 10.22 zidovudine | 12 0.12 10.34 desogestrel | 7 0.07 10.41 norgestimate | 18 0.18 10.59 dorzolamide hcl | 4 0.04 10.63 metformin | 2 0.02 10.65 polymyxin b | 2 0.02 10.67 ethinyl estradiol | 31 0.31 10.98 polymyxin b sulfate | 14 0.14 11.12 insulin recombinant human | 4 0.04 11.16 chlorpheniramine maleate | 1 0.01 11.17 brompheniramine maleate | 6 0.06 11.23 pseudoephedrine hcl | 3 0.03 11.26 amphetamine aspartate | 36 0.36 11.62 meperidine hcl | 2 0.02 11.64 neomycin sulfate | 1 0.01 11.65 chlorpheniramine tannate | 1 0.01 11.66 phenylephrine tannate | 3 0.03 11.69 chlorpheniramin polistirex | 8 0.08 11.77 piperacillin sodium | 2 0.02 11.79 memantine hcl | 1 0.01 11.80 emtricitabine | 1 0.01 11.81 duloxetine hcl | 1 0.01 11.82 . | 8,818 88.18 100.00 ------------------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016