Frequencies for first 10,000 rows of drg1ing3 variable in nhamcsed2003 dataset : ingredient code #3 for medication | #1 | Freq. Percent Cum. ------------------------------------+----------------------------------- caffeine | 4 0.04 0.04 dextrose | 3 0.03 0.07 dihydrocodeine | 1 0.01 0.08 lidocaine | 1 0.01 0.09 magnesium antacids | 15 0.15 0.24 mineral oil | 1 0.01 0.25 phenacetin | 1 0.01 0.26 phenylephrine | 2 0.02 0.28 phenyltoloxamine | 2 0.02 0.30 promethazine | 1 0.01 0.31 pseudoephedrine | 2 0.02 0.33 riboflavin | 12 0.12 0.45 scopolamine hbr | 2 0.02 0.47 sodium chloride | 1 0.01 0.48 starch | 3 0.03 0.51 tetracaine | 4 0.04 0.55 vitamin c | 1 0.01 0.56 phosphorus | 1 0.01 0.57 atropine sulfate | 7 0.07 0.64 polymyxin b sulfate | 3 0.03 0.67 hydrocodone bitartrate | 1 0.01 0.68 pseudoephedrine hcl | 4 0.04 0.72 dextromethorphan hbr | 3 0.03 0.75 phenylephrine hcl | 7 0.07 0.82 neomycin sulfate | 17 0.17 0.99 carbinoxamine maleate | 1 0.01 1.00 pyrilamine tannate | 1 0.01 1.01 adrenaline | 3 0.03 1.04 tetanus vaccine | 1 0.01 1.05 . | 9,895 98.95 100.00 ------------------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016