Summary statistics for psi_11_postop_respfail_worse variable in vwhqi_hosp_ahrq_state dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
psi_11_po~se |         50        5.02    5.853623          0         21

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