Frequencies for first 10,000 rows of injdetr variable in nhamcsed2015 dataset :

         Is visit related to any of the |
                             following? |      Freq.     Percent        Cum.
----------------------------------------+-----------------------------------
                                  Blank |         16        0.16        0.16
                                Unknown |        400        4.00        4.16
          Intentionality does not apply |        233        2.33        6.49
         Unintentional injury/poisoning |      2,254       22.54       29.03
           Intentional injury/poisoning |        178        1.78       30.81
Injury/poisoning of undetermined intent |        463        4.63       35.44
    Adverse effect of medical treatment |        228        2.28       37.72
Visit is not related to injury/poisonin |      6,202       62.02       99.74
             Questionable injury status |         26        0.26      100.00
----------------------------------------+-----------------------------------
                                  Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Nov 2017