Summary statistics for aorticmitralvalvereplacementper1 variable in 2003_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
aorticmitr~1 |      1,035   -.6555422    1.585401  -4.388226   3.091095

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