Summary statistics for carotidendarterectomyper1000medi variable in 2007_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
carotidend~i |      1,562   -.8184214    3.091127  -12.10162   6.358491

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