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

         Is visit related to any of the |
     following? Broad recode using 2010 |
                                 format |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                  Blank |         68        0.68        0.68
                                Unknown |        314        3.14        3.82
          Intentionality does not apply |        268        2.68        6.50
         Unintentional injury/poisoning |        393        3.93       10.43
           Intentional injury/poisoning |         10        0.10       10.53
      Injury/poisoning - unknown intent |        270        2.70       13.23
Adv effect of med/surg care/medicinal d |        108        1.08       14.31
                              No injury |      8,569       85.69      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

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