Frequencies for condition variable in dbo_vwhqi_pctl_msr_xwlk dataset :

                    Condition |      Freq.     Percent        Cum.
------------------------------+-----------------------------------
                 Heart Attack |         16       40.00       40.00
                Heart Failure |          8       20.00       60.00
                    Pneumonia |         12       30.00       90.00
Surgical Infection Prevention |          4       10.00      100.00
------------------------------+-----------------------------------
                        Total |         40      100.00

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