Frequencies for first 10,000 rows of drug3cl2 variable in nhamcsopd2004 dataset : drug class #2 for medication #3 | Freq. Percent Cum. ----------------------------------------+----------------------------------- medicinal gases | 10 0.10 0.10 antifungals | 1 0.01 0.11 diuretics | 16 0.16 0.27 calcium channel blockers | 2 0.02 0.29 beta blockers | 18 0.18 0.47 alpha agonist/alpha blockers | 10 0.10 0.57 ace inhibitors | 1 0.01 0.58 disorders, acid/peptic | 1 0.01 0.59 antidiarrheals | 3 0.03 0.62 laxatives | 2 0.02 0.64 antispasmodics/anticholinergics | 2 0.02 0.66 vitamins/minerals | 5 0.05 0.71 calcium metabolism | 1 0.01 0.72 blood glucose regulators | 1 0.01 0.73 contraceptives | 1 0.01 0.74 vaccines/antisera | 4 0.04 0.78 immune serums | 3 0.03 0.81 antiseptics/disinfectants | 1 0.01 0.82 dermatologics, misc. | 3 0.03 0.85 topical steroids | 2 0.02 0.87 acne products | 1 0.01 0.88 topical anti-infectives | 1 0.01 0.89 topical analgesics | 11 0.11 1.00 skeletal muscle hyperactivity | 5 0.05 1.05 cycloplegics/mydriatics | 3 0.03 1.08 ocular anti-infective/anti-inflammatory | 2 0.02 1.10 miscellaneous ophthalmics | 3 0.03 1.13 vertigo/motion sickness/vomiting | 26 0.26 1.39 analgesics/general | 1 0.01 1.40 analgesics, narcotic | 1 0.01 1.41 analgesics, non-narcotic | 2 0.02 1.43 antiarthritics | 58 0.58 2.01 nsaid | 24 0.24 2.25 antipyretics | 53 0.53 2.78 antitussives/expectorants/mucolytics | 3 0.03 2.81 antihistamines | 8 0.08 2.89 cold remedies | 1 0.01 2.90 corticosteroid-inhalation/nasal | 3 0.03 2.93 pharmaceutical aids | 4 0.04 2.97 . | 9,703 97.03 100.00 ----------------------------------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 28 Mar 2016