Summary statistics for d_4_snf_c11_57 variable in prds_hosp10_yr2011 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
d_4_snf~1_57 |          9    39.88889    65.45503          1        191

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