Summary statistics for e4_c1_20 variable in prds_hosp10_yr2014 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
    e4_c1_20 |        277    11.56949    16.07545      -1.06     229.11

by Jean Roth , jroth@nber.org , 24 Aug 2018