Summary statistics for percutaneouscoronaryintervention variable in 1995_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
percutaneo~n |         52    6.021704    1.241757   3.557793    9.03863

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