Summary statistics for coronaryangiographyper1000medica variable in 1999_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
coronaryan~a |      2,808    21.00521    6.869484   3.981332   66.16184

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