Frequencies for iqi_91_conds variable in vwhqi_hosp_ahrq dataset :

                        IQI_91_CONDS |      Freq.     Percent        Cum.
-------------------------------------+-----------------------------------
      Better than U.S. National Rate |        297        6.57        6.57
No Different than U.S. National Rate |      2,524       55.87       62.44
                       Not Available |      1,329       29.42       91.85
       Worse than U.S. National Rate |        368        8.15      100.00
-------------------------------------+-----------------------------------
                               Total |      4,518      100.00

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