Summary statistics for carotidendarterectomyper1000medi variable in 2004_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
carotidend~i |      1,819   -.5540739    3.698308  -12.60766   8.412586

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