Summary statistics for aorticmitralvalvereplacementper1 variable in 1998_surg_d

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
aorticmitr~1 |         52     1.34251    .2068013   .7914979   1.726193

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