Frequencies for first 10,000 rows of drg3ing2 variable in nhamcsopd2005 dataset : ingredient code #2 for medication #3 | Freq. Percent Cum. -------------------------------------+----------------------------------- benzocaine | 1 0.01 0.01 chloride ion | 1 0.01 0.02 clarithromycin | 1 0.01 0.03 dexamethasone | 1 0.01 0.04 dichloralphenazone | 3 0.03 0.07 diphenhydramine | 1 0.01 0.08 guaifenesin | 1 0.01 0.09 hydrocodone | 1 0.01 0.10 iron preparations | 1 0.01 0.11 menthol | 1 0.01 0.12 methyltestosterone | 1 0.01 0.13 minerals | 1 0.01 0.14 multivitamins general | 1 0.01 0.15 mumps virus vaccine | 16 0.16 0.31 nadolol | 1 0.01 0.32 neomycin | 1 0.01 0.33 niacin | 1 0.01 0.34 pertussis vaccine | 4 0.04 0.38 petrolatum | 4 0.04 0.42 pramoxine | 1 0.01 0.43 promethazine | 1 0.01 0.44 pyridoxine | 15 0.15 0.59 riboflavin | 1 0.01 0.60 simethicone | 1 0.01 0.61 sodium chloride | 1 0.01 0.62 sodium fluoride | 4 0.04 0.66 sodium hydroxide | 2 0.02 0.68 tetanus toxoid | 9 0.09 0.77 tetracaine | 1 0.01 0.78 triamterene | 3 0.03 0.81 trimethoprim | 12 0.12 0.93 urea | 2 0.02 0.95 vitamin d | 3 0.03 0.98 water sterile | 2 0.02 1.00 haemophilus b conjugate vaccine | 3 0.03 1.03 salmeterol | 21 0.21 1.24 lamivudine | 3 0.03 1.27 metformin | 1 0.01 1.28 vitamins | 1 0.01 1.29 valsartan | 3 0.03 1.32 irbesartan | 1 0.01 1.33 ethiny estradiol | 1 0.01 1.34 ethinyl estradiol | 4 0.04 1.38 magnesium hydroxide | 5 0.05 1.43 propoxyphene napsylate | 6 0.06 1.49 lopinavir | 3 0.03 1.52 polysorbate | 1 0.01 1.53 polymyxin b sulfate | 2 0.02 1.55 bacitracin zinc | 1 0.01 1.56 hydrocodone bitartrate | 30 0.30 1.86 chlorpheniramine maleate | 1 0.01 1.87 codeine phosphate | 8 0.08 1.95 methscopolamine nitrate | 3 0.03 1.98 phenylpropanolamine hcl | 2 0.02 2.00 pseudoephedrine hcl | 1 0.01 2.01 amphetamine sulfate | 1 0.01 2.02 oxycodone hcl | 8 0.08 2.10 magnesium citrate | 1 0.01 2.11 tramadol hcl | 4 0.04 2.15 dextromethorphan hbr | 1 0.01 2.16 clavulanate potassium | 14 0.14 2.30 albuterol sulfate | 5 0.05 2.35 neomycin sulfate | 4 0.04 2.39 lidocaine hcl | 1 0.01 2.40 carbinoxamine maleate | 1 0.01 2.41 trimethoprim sulfate | 1 0.01 2.42 metformin hcl | 1 0.01 2.43 cetirizine hcl | 1 0.01 2.44 verapamil hcl | 1 0.01 2.45 losartan potassium | 4 0.04 2.49 amlodipine besylate | 6 0.06 2.55 betamethasone dipropionate | 1 0.01 2.56 hydrocodone polistirex | 1 0.01 2.57 enalapril maleate | 1 0.01 2.58 vitamin b-6 | 1 0.01 2.59 diphenhydramine tannate | 11 0.11 2.70 lisinopril | 5 0.05 2.75 . | 9,725 97.25 100.00 -------------------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016