Summary statistics for d_4_irf_c13_90 variable in prds_hosp10_yr2013 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
d_4_irf~3_90 |          2        25.5    34.64823          1         50

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