Summary statistics for d_4_snf_c11_90 variable in prds_hosp10_yr2012 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
d_4_snf~1_90 |          4        13.5    10.37625          1         23

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