Summary statistics for percutaneouscoronaryintervention variable in 1996_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
percutaneo~n |        307    7.154447    2.494506   2.577442   18.92791

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