Summary statistics for d_4_ipf_c13_55 variable in prds_hosp10_yr2012 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
d_4_ipf~3_55 |          1          24           .         24         24

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