Summary statistics for aorticmitralvalvereplacementper1 variable in 2009_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
aorticmitr~1 |         52    1.405577    .2509309         .7       2.04

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