Frequencies for iqi_11_aaa_worse variable in vwhqi_hosp_ahrq_state dataset :

IQI_11_AAA_ |
      WORSE |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |         48       85.71       85.71
          1 |          2        3.57       89.29
        N/A |          6       10.71      100.00
------------+-----------------------------------
      Total |         56      100.00

by Jean Roth , jroth@nber.org , 16 Nov 2016