Frequencies for cpd_hcc137 variable in hcccoefn dataset : Chronic | Kidney | Disease, | Severe | (Stage 4) | Freq. Percent Cum. ------------+----------------------------------- .023 | 1 100.00 100.00 ------------+----------------------------------- Total | 1 100.00 by Jean Roth , jroth@nber.org , 7 Feb 2019