Frequencies for rx_ce_lownoaged_rxhcc72 variable in rxcoeff dataset : rx_ce_lowno | aged_rxhcc7 | 2 -- spinal | cord | disorders | Freq. Percent Cum. ------------+----------------------------------- .05 | 1 100.00 100.00 ------------+----------------------------------- Total | 1 100.00 by Jean Roth , jroth@nber.org , 2 May 2016