Summary statistics for d_4_irf_c13_55 variable in prds_hosp10_yr2014 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
d_4_irf~3_55 |          2           6    2.828427          4          8

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