Frequencies for Rx_CE_NoLowAged_RXHCC188 variable in rxcoeff dataset : V2Rx_CE_NoL | owAged_RXHC | C188 -- | Coronary | Artery | Disease | Freq. Percent Cum. ------------+----------------------------------- .143 | 1 100.00 100.00 ------------+----------------------------------- Total | 1 100.00 by Jean Roth , jroth@nber.org , 23 Mar 2017