Frequencies for first 10,000 rows of injdetr1 variable in namcs2011 dataset :

         Is visit related to any of the |
          following? Recoded version #1 |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
         Unintentional injury/poisoning |        330        3.30        3.30
           Intentional injury/poisoning |          6        0.06        3.36
      Injury/poisoning - unknown intent |        182        1.82        5.18
Adv effect of med/surg care/medicinal d |         63        0.63        5.81
                      None of the above |      9,419       94.19      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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