Frequencies for rx_ce_lownoaged_rxhcc166 variable in rxcoeff dataset :

Rx_CE_LowNo |
Aged_RXHCC1 |
      66 -- |
   Migraine |
  Headaches |      Freq.     Percent        Cum.
------------+-----------------------------------
       .141 |          1      100.00      100.00
------------+-----------------------------------
      Total |          1      100.00

by Jean Roth , jroth@nber.org , 7 Feb 2019