Frequencies for first 10,000 rows of injdetr2_trd variable in namcs2012 dataset :

         Is visit related to any of the |
          following? Recoded version #2 |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
         Unintentional injury/poisoning |        388        3.88        3.88
           Intentional injury/poisoning |         10        0.10        3.98
      Injury/poisoning - unknown intent |        269        2.69        6.67
Adv effect of med/surg care/medicinal d |        103        1.03        7.70
                              No injury |      9,230       92.30      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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