Frequencies for iqi_19_hip_fx variable in vwhqi_hosp_ahrq dataset :

                       IQI_19_HIP_FX |      Freq.     Percent        Cum.
-------------------------------------+-----------------------------------
      Better than U.S. National Rate |          8        0.18        0.18
No Different than U.S. National Rate |      2,414       53.43       53.61
                       Not Available |      1,710       37.85       91.46
           Number of Cases Too Small |        369        8.17       99.62
       Worse than U.S. National Rate |         17        0.38      100.00
-------------------------------------+-----------------------------------
                               Total |      4,518      100.00

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