Summary statistics for backsurgeryper1000medicareenroll variable in 2010_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
backsurger~l |      2,165    .5352933    5.584127     -16.62      12.39

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