Summary statistics for aorticmitralvalvereplacementper1 variable in 1994_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
aorticmitr~1 |        234    1.106854    .2983281   .3668117   2.172189

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