Frequencies for di_d_hcc5 variable in hcccoefn dataset :

oportunisti |
          c |
 infections |      Freq.     Percent        Cum.
------------+-----------------------------------
       .081 |          1      100.00      100.00
------------+-----------------------------------
      Total |          1      100.00

by Jean Roth , jroth@nber.org , 2 May 2016