Summary statistics for aorticmitralvalvereplacementper1 variable in 1992_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
aorticmitr~1 |         52    1.007114    .1606478   .7103107   1.407915

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