Summary statistics for aorticmitralvalvereplacementper1 variable in 2008_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
aorticmitr~1 |        307     1.30772    .5485572      -1.92       2.69

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