Frequencies for first 10,000 rows of drg1ing3 variable in nhamcsopd2005 dataset : ingredient code #3 for medication #1 | Freq. Percent Cum. -------------------------------------+----------------------------------- caffeine | 7 0.07 0.07 coconut oil | 1 0.01 0.08 glycerin | 12 0.12 0.20 isometheptene mucate | 3 0.03 0.23 lidocaine | 1 0.01 0.24 magnesium antacids | 3 0.03 0.27 multivitamins | 1 0.01 0.28 niacin | 1 0.01 0.29 petrolatum | 1 0.01 0.30 phenylpropanolamine | 2 0.02 0.32 phenyltoloxamine | 1 0.01 0.33 pilocarpine | 1 0.01 0.34 pyridoxine | 2 0.02 0.36 riboflavin | 270 2.70 3.06 rubella virus vaccine | 15 0.15 3.21 safflower oil | 5 0.05 3.26 salicylamide | 1 0.01 3.27 sodium chloride | 2 0.02 3.29 talc | 3 0.03 3.32 tetanus toxoid | 13 0.13 3.45 tetracaine | 1 0.01 3.46 thiamine | 1 0.01 3.47 vitamin c | 1 0.01 3.48 vitamin d | 4 0.04 3.52 vitamin k | 1 0.01 3.53 vitamin b complex | 1 0.01 3.54 phosphorus | 1 0.01 3.55 protein | 1 0.01 3.56 carbohydrate(s) | 3 0.03 3.59 polymyxin b | 1 0.01 3.60 abacavir sulfate | 4 0.04 3.64 protease | 2 0.02 3.66 entacapone | 1 0.01 3.67 polymyxin b sulfate | 7 0.07 3.74 dextroamphetamine saccharate | 27 0.27 4.01 dextromethorphan hbr | 5 0.05 4.06 phenylephrine hcl | 7 0.07 4.13 neomycin sulfate | 4 0.04 4.17 carbinoxamine maleate | 2 0.02 4.19 pheniramine maleate | 1 0.01 4.20 balsam peru | 1 0.01 4.21 ertapenem sodium | 1 0.01 4.22 chlorophyllin copper complex | 7 0.07 4.29 oxycodone terephthalate | 1 0.01 4.30 tetanus vaccine | 49 0.49 4.79 mineral wax | 2 0.02 4.81 propylene glycol diacetate | 1 0.01 4.82 vitamin b-6 | 1 0.01 4.83 pertussis toxin | 34 0.34 5.17 iron | 1 0.01 5.18 chlorophylllin copper complex sodium | 1 0.01 5.19 . | 9,481 94.81 100.00 -------------------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016