Summary statistics for aorticmitralvalvereplacementper1 variable in 1999_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
aorticmitr~1 |         52    1.337828    .1983955   .5948252   1.758412

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