Frequencies for first 10,000 rows of rx6cat2 variable in nhamcsopd2006 dataset :

     for rx6, multum drug category #2 - |
                               detailed |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
          Anti-infectives: sulfanomides |          6        0.06        0.06
    Cardiovascular agents: vasodilators |          7        0.07        0.13
    Cardiovascular agents: vasopressors |          1        0.01        0.14
Miscellaneous agents: local injectable  |          3        0.03        0.17
Nutritional products: minerals and elec |          5        0.05        0.22
     Respiratory agents: antihistamines |          7        0.07        0.29
       Respiratory agents: antitussives |          3        0.03        0.32
Respiratory agents: miscellaneous respi |          1        0.01        0.33
Metabolic agents: antihyperlipidemic ag |          2        0.02        0.35
     Hormones: sex hormones: progestins |          2        0.02        0.37
   Miscellaneous agents: antirheumatics |          1        0.01        0.38
CNS: Antiemetic/antivertigo agents: phe |          5        0.05        0.43
CNS: Antiemetic/antivertigo agents: mis |          3        0.03        0.46
CNS: Anticonvulsants: Benzodiazepine an |         14        0.14        0.60
Psychotherapeutic agents: antidepressan |          1        0.01        0.61
Psychotherapeutic agents: antipsychotic |          3        0.03        0.64
Coagulation modifiers: antiplatelet age |         49        0.49        1.13
Anti-infectives: antimalarial agents: a |          1        0.01        1.14
Miscellaneous agents: genitourinary tra |          1        0.01        1.15
Topical agents: vaginal preprations: va |          1        0.01        1.16
Metabolic agents: antihyperuricemic age |          3        0.03        1.19
Topical agents: dermatological agents:  |          3        0.03        1.22
Hormones: adrenal cortical steroids: gl |          3        0.03        1.25
Cardiovascular agents: agents for pulmo |          2        0.02        1.27
Miscellaneous agents: smoking cessation |          3        0.03        1.30
Cardiovascular agents: aldosterone rece |          7        0.07        1.37
                                      . |      9,863       98.63      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016