Frequencies for rx_ce_lowaged_rxhcc166 variable in rxcoeff dataset : Rx_CE_LowAg | ed_RXHCC166 | -- Migraine | Headaches | Freq. Percent Cum. ------------+----------------------------------- .127 | 1 100.00 100.00 ------------+----------------------------------- Total | 1 100.00 by Jean Roth , jroth@nber.org , 7 Feb 2019