Summary statistics for percutaneouscoronaryintervention variable in 2005_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
percutaneo~n |         52    11.09971    2.492446   3.829684   16.31084

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