Frequencies for cna_hcc85_gcopdcf variable in hcccoefn dataset :

      hcc85 |
 congestive |
      heart |
    failure |
     ---110 |
     cystic |
  fibrosis; |
111 chronic |
obstructive |
          p |      Freq.     Percent        Cum.
------------+-----------------------------------
        .19 |          1      100.00      100.00
------------+-----------------------------------
      Total |          1      100.00

by Jean Roth , jroth@nber.org , 8 Feb 2018