Frequencies for rx_ce_lti_rxhcc25 variable in rxcoeff dataset :

Rx_CE_LTI_R |
  XHCC25 -- |
    Chronic |
      Viral |
  Hepatitis |      Freq.     Percent        Cum.
------------+-----------------------------------
       .016 |          1      100.00      100.00
------------+-----------------------------------
      Total |          1      100.00

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