Summary statistics for coronaryangiographyper1000medica variable in 1999_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
coronaryan~a |         52    20.11106    4.311391   7.453744   32.08566

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