Frequencies for rx_ce_lownoaged_rxhcc97 variable in rxcoeff dataset : rx_ce_lowno | aged_rxhcc9 | 7 -- immune | disorders | Freq. Percent Cum. ------------+----------------------------------- .454 | 1 100.00 100.00 ------------+----------------------------------- Total | 1 100.00 by Jean Roth , jroth@nber.org , 8 Feb 2018