Frequencies for INS_DISABLED_PRESSURE_ULCER variable in hcccoefn dataset : INS_DISABLE | D_PRESSURE_ | ULCER | Freq. Percent Cum. ------------+----------------------------------- .27 | 1 100.00 100.00 ------------+----------------------------------- Total | 1 100.00 by Jean Roth , jroth@nber.org , 23 Mar 2017