Summary statistics for percutaneouscoronaryintervention variable in 2001_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
percutaneo~n |         52    9.934903    2.299423   3.345626   15.75185

by Jean Roth , jroth@nber.org , 14 Mar 2018