Summary statistics for psi_4_surg_comp_better variable in vwhqi_hosp_ahrq_state dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
psi_4_sur~er |         50        1.26    2.174152          0         10

by Jean Roth , jroth@nber.org , 16 Nov 2016