Summary statistics for d_4_ipf_c11_69 variable in prds_hosp10_yr2010 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
d_4_ipf~1_69 |         16     113.875    179.1409          1        603

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