Frequencies for first 10,000 rows of injdetr2 variable in nhamcsopd2011 dataset :

    Is this visit related to any of the |
        following? (Recoded version #2) |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
         Unintentional injury/poisoning |        430        4.30        4.30
           Intentional injury/poisoning |         32        0.32        4.62
      Injury/poisoning - unknown intent |        259        2.59        7.21
Adv effect of med/surg care/medicinal d |        134        1.34        8.55
                      None of the above |      9,145       91.45      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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