Summary statistics for percutaneouscoronaryintervention variable in 2001_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
percutaneo~n |        307    10.63938    3.521251   3.345626   29.07074

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