Frequencies for first 10,000 rows of drg2ing1 variable in nhamcsed2005 dataset : ing. #1 | Freq. Percent Cum. -------------------------------------+----------------------------------- undetermined | 1 0.01 0.01 levonorgestrel | 5 0.05 0.06 acetaminophen | 452 4.52 4.58 acetone | 1 0.01 4.59 aluminum hydroxide | 18 0.18 4.77 amoxicillin | 34 0.34 5.11 amylase | 1 0.01 5.12 antipyrine | 14 0.14 5.26 aspirin | 3 0.03 5.29 atropine | 1 0.01 5.30 bacitracin | 3 0.03 5.33 belladonna | 1 0.01 5.34 benzyl alcohol | 1 0.01 5.35 calcium replacement agents | 1 0.01 5.36 calcium carbonate | 1 0.01 5.37 calcium ion | 4 0.04 5.41 carbidopa | 1 0.01 5.42 clotrimazole | 3 0.03 5.45 codeine | 4 0.04 5.49 dexamethasone | 1 0.01 5.50 dextromethorphan | 2 0.02 5.52 dextrose | 1 0.01 5.53 diphenoxylate | 5 0.05 5.58 diphtheria toxoid | 16 0.16 5.74 epinephrine | 2 0.02 5.76 ergocalciferol | 3 0.03 5.79 estrone | 1 0.01 5.80 fluticasone propionate | 1 0.01 5.81 glyburide | 1 0.01 5.82 guaifenesin | 17 0.17 5.99 hydrochlorothiazide | 4 0.04 6.03 hydrocortisone | 10 0.10 6.13 hyoscyamine hydrobromide | 2 0.02 6.15 ibuprofen | 5 0.05 6.20 ipratropium bromide | 9 0.09 6.29 iron preparations | 3 0.03 6.32 kaolin | 1 0.01 6.33 lanolin | 1 0.01 6.34 lidocaine | 1 0.01 6.35 methenamine | 1 0.01 6.36 multivitamins general | 4 0.04 6.40 niacinamide | 1 0.01 6.41 norgestrel | 2 0.02 6.43 nystatin | 2 0.02 6.45 phenobarbital | 13 0.13 6.58 potassium replacement solutions | 1 0.01 6.59 pseudoephedrine | 1 0.01 6.60 senna | 1 0.01 6.61 sodium bicarbonate | 1 0.01 6.62 sodium chloride | 1 0.01 6.63 sodium phosphate | 3 0.03 6.66 sulbactin sodium | 3 0.03 6.69 sulfamethoxazole | 35 0.35 7.04 vitamin a | 1 0.01 7.05 desogestrel | 1 0.01 7.06 polymyxin b | 3 0.03 7.09 polymyxin b sulfate | 14 0.14 7.23 hydrocodone bitartrate | 10 0.10 7.33 chlorpheniramine maleate | 2 0.02 7.35 brompheniramine maleate | 8 0.08 7.43 pseudoephedrine hcl | 3 0.03 7.46 meperidine hcl | 2 0.02 7.48 chlorpheniramine tannate | 1 0.01 7.49 phenylephrine tannate | 2 0.02 7.51 aripiprazole | 1 0.01 7.52 erythromycin ethylsuccinate | 1 0.01 7.53 chlorpheniramin polistirex | 3 0.03 7.56 piperacillin sodium | 5 0.05 7.61 duloxetine hcl | 1 0.01 7.62 . | 9,238 92.38 100.00 -------------------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016