Frequencies for first 10,000 rows of eddial variable in nhamcsed2013 dataset : Does | patient | have: | Condition | requiring | dialysis | Freq. Percent Cum. ------------+----------------------------------- No | 9,907 99.07 99.07 Yes | 93 0.93 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 7 Nov 2016