Summary statistics for e4_c1_401 variable in prds_hosp10_yr2010 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   e4_c1_401 |          3    16.66667    9.073772          7         25

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