Summary statistics for carotidendarterectomyper1000medi variable in 2003_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
carotidend~i |      1,837   -.4713387    3.841122  -12.09854   9.686259

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