Frequencies for rx_ce_nolownoaged_rxhcc72 variable in rxcoeff dataset : Rx_CE_NoLow | NoAged_RXHC | C72 -- | Spinal Cord | Disorders | Freq. Percent Cum. ------------+----------------------------------- .112 | 1 100.00 100.00 ------------+----------------------------------- Total | 1 100.00 by Jean Roth , jroth@nber.org , 2 May 2016