Summary statistics for aorticmitralvalvereplacementper1 variable in 2008_10_sur

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
aorticmitr~1 |      2,112    .1360748    1.601488      -5.64        2.9

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